Home / 161,367.03-222,685.27-88,768.36

Finding the Fourth Proportional to 161,367.03, 222,685.27 and 88,768.36

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Solution

The fourth proportional to 161,367.03, 222,685.27 and 88,768.36 is: 122,499.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,367.03 : 222,685.27 = 88,768.36 : x
  2. Step 2: Convert to fraction form
    161,367.03/222,685.27 = 88,768.36/x
  3. Step 3: Cross multiply
    161,367.03x = 222,685.27 × 88,768.36
  4. Step 4: Simplify right side
    161,367.03x = 19,767,406,214.06
  5. Step 5: Solve for x
    x = 19,767,406,214.06/161,367.03
  6. Step 6: Final answer
    x = 122,499.66

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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.