Home / 238,593.59-329,265.45-129,705.26

Finding the Fourth Proportional to 238,593.59, 329,265.45 and 129,705.26

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Solution

The fourth proportional to 238,593.59, 329,265.45 and 129,705.26 is: 178,996.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,593.59 : 329,265.45 = 129,705.26 : x
  2. Step 2: Convert to fraction form
    238,593.59/329,265.45 = 129,705.26/x
  3. Step 3: Cross multiply
    238,593.59x = 329,265.45 × 129,705.26
  4. Step 4: Simplify right side
    238,593.59x = 42,707,459,154.94
  5. Step 5: Solve for x
    x = 42,707,459,154.94/238,593.59
  6. Step 6: Final answer
    x = 178,996.68

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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.