Home / 161,036.21-222,240.03-93,065.63

Finding the Fourth Proportional to 161,036.21, 222,240.03 and 93,065.63

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Solution

The fourth proportional to 161,036.21, 222,240.03 and 93,065.63 is: 128,436.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,036.21 : 222,240.03 = 93,065.63 : x
  2. Step 2: Convert to fraction form
    161,036.21/222,240.03 = 93,065.63/x
  3. Step 3: Cross multiply
    161,036.21x = 222,240.03 × 93,065.63
  4. Step 4: Simplify right side
    161,036.21x = 20,682,908,403.17
  5. Step 5: Solve for x
    x = 20,682,908,403.17/161,036.21
  6. Step 6: Final answer
    x = 128,436.38

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Half scale
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Double scale
Find fourth proportional to 161,037.21, 222,241.41 and 93,066.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.