Home / 534,760.38-802,132.96-129,955.56

Finding the Fourth Proportional to 534,760.38, 802,132.96 and 129,955.56

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Solution

The fourth proportional to 534,760.38, 802,132.96 and 129,955.56 is: 194,931.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,760.38 : 802,132.96 = 129,955.56 : x
  2. Step 2: Convert to fraction form
    534,760.38/802,132.96 = 129,955.56/x
  3. Step 3: Cross multiply
    534,760.38x = 802,132.96 × 129,955.56
  4. Step 4: Simplify right side
    534,760.38x = 104,241,638,011.26
  5. Step 5: Solve for x
    x = 104,241,638,011.26/534,760.38
  6. Step 6: Final answer
    x = 194,931.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.