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Finding the Fourth Proportional to 91,182.52, 136,834.86 and 32,018.38

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Solution

The fourth proportional to 91,182.52, 136,834.86 and 32,018.38 is: 48,049.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,182.52 : 136,834.86 = 32,018.38 : x
  2. Step 2: Convert to fraction form
    91,182.52/136,834.86 = 32,018.38/x
  3. Step 3: Cross multiply
    91,182.52x = 136,834.86 × 32,018.38
  4. Step 4: Simplify right side
    91,182.52x = 4,381,230,544.73
  5. Step 5: Solve for x
    x = 4,381,230,544.73/91,182.52
  6. Step 6: Final answer
    x = 48,049.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.