Home / 129,529.92-194,013.63-62,829.87

Finding the Fourth Proportional to 129,529.92, 194,013.63 and 62,829.87

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Solution

The fourth proportional to 129,529.92, 194,013.63 and 62,829.87 is: 94,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,529.92 : 194,013.63 = 62,829.87 : x
  2. Step 2: Convert to fraction form
    129,529.92/194,013.63 = 62,829.87/x
  3. Step 3: Cross multiply
    129,529.92x = 194,013.63 × 62,829.87
  4. Step 4: Simplify right side
    129,529.92x = 12,189,851,151.13
  5. Step 5: Solve for x
    x = 12,189,851,151.13/129,529.92
  6. Step 6: Final answer
    x = 94,108.38

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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.