Home / 65,124.13-89,841.13-38,266.15

Finding the Fourth Proportional to 65,124.13, 89,841.13 and 38,266.15

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Solution

The fourth proportional to 65,124.13, 89,841.13 and 38,266.15 is: 52,789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,124.13 : 89,841.13 = 38,266.15 : x
  2. Step 2: Convert to fraction form
    65,124.13/89,841.13 = 38,266.15/x
  3. Step 3: Cross multiply
    65,124.13x = 89,841.13 × 38,266.15
  4. Step 4: Simplify right side
    65,124.13x = 3,437,874,156.75
  5. Step 5: Solve for x
    x = 3,437,874,156.75/65,124.13
  6. Step 6: Final answer
    x = 52,789.56

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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.