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Finding the Fourth Proportional to 181,884.60, 272,826.90 and 124,803.90

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Solution

The fourth proportional to 181,884.60, 272,826.90 and 124,803.90 is: 187,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,884.60 : 272,826.90 = 124,803.90 : x
  2. Step 2: Convert to fraction form
    181,884.60/272,826.90 = 124,803.90/x
  3. Step 3: Cross multiply
    181,884.60x = 272,826.90 × 124,803.90
  4. Step 4: Simplify right side
    181,884.60x = 34,049,861,144.91
  5. Step 5: Solve for x
    x = 34,049,861,144.91/181,884.60
  6. Step 6: Final answer
    x = 187,205.85

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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.