Home / 83,025.29-124,528.70-29,715.11

Finding the Fourth Proportional to 83,025.29, 124,528.70 and 29,715.11

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Solution

The fourth proportional to 83,025.29, 124,528.70 and 29,715.11 is: 44,569.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,025.29 : 124,528.70 = 29,715.11 : x
  2. Step 2: Convert to fraction form
    83,025.29/124,528.70 = 29,715.11/x
  3. Step 3: Cross multiply
    83,025.29x = 124,528.70 × 29,715.11
  4. Step 4: Simplify right side
    83,025.29x = 3,700,384,018.66
  5. Step 5: Solve for x
    x = 3,700,384,018.66/83,025.29
  6. Step 6: Final answer
    x = 44,569.36

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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.