Home / 351,472.43-527,099.62-126,803.66

Finding the Fourth Proportional to 351,472.43, 527,099.62 and 126,803.66

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Solution

The fourth proportional to 351,472.43, 527,099.62 and 126,803.66 is: 190,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,472.43 : 527,099.62 = 126,803.66 : x
  2. Step 2: Convert to fraction form
    351,472.43/527,099.62 = 126,803.66/x
  3. Step 3: Cross multiply
    351,472.43x = 527,099.62 × 126,803.66
  4. Step 4: Simplify right side
    351,472.43x = 66,838,161,000.61
  5. Step 5: Solve for x
    x = 66,838,161,000.61/351,472.43
  6. Step 6: Final answer
    x = 190,166.16

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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.