Home / 129,099.17-193,569.47-44,823.12

Finding the Fourth Proportional to 129,099.17, 193,569.47 and 44,823.12

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Solution

The fourth proportional to 129,099.17, 193,569.47 and 44,823.12 is: 67,207.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,099.17 : 193,569.47 = 44,823.12 : x
  2. Step 2: Convert to fraction form
    129,099.17/193,569.47 = 44,823.12/x
  3. Step 3: Cross multiply
    129,099.17x = 193,569.47 × 44,823.12
  4. Step 4: Simplify right side
    129,099.17x = 8,676,387,358.03
  5. Step 5: Solve for x
    x = 8,676,387,358.03/129,099.17
  6. Step 6: Final answer
    x = 67,207.15

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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.