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Finding the Fourth Proportional to 182,555.91, 273,167.76 and 107,711.91

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Solution

The fourth proportional to 182,555.91, 273,167.76 and 107,711.91 is: 161,174.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,555.91 : 273,167.76 = 107,711.91 : x
  2. Step 2: Convert to fraction form
    182,555.91/273,167.76 = 107,711.91/x
  3. Step 3: Cross multiply
    182,555.91x = 273,167.76 × 107,711.91
  4. Step 4: Simplify right side
    182,555.91x = 29,423,421,180.02
  5. Step 5: Solve for x
    x = 29,423,421,180.02/182,555.91
  6. Step 6: Final answer
    x = 161,174.85

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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.