Home / 161,045.35-222,275.21-93,065.18

Finding the Fourth Proportional to 161,045.35, 222,275.21 and 93,065.18

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Solution

The fourth proportional to 161,045.35, 222,275.21 and 93,065.18 is: 128,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,045.35 : 222,275.21 = 93,065.18 : x
  2. Step 2: Convert to fraction form
    161,045.35/222,275.21 = 93,065.18/x
  3. Step 3: Cross multiply
    161,045.35x = 222,275.21 × 93,065.18
  4. Step 4: Simplify right side
    161,045.35x = 20,686,080,851.49
  5. Step 5: Solve for x
    x = 20,686,080,851.49/161,045.35
  6. Step 6: Final answer
    x = 128,448.80

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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.