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Finding the Fourth Proportional to 88,641.16, 132,932.88 and 29,460.94

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Solution

The fourth proportional to 88,641.16, 132,932.88 and 29,460.94 is: 44,181.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,641.16 : 132,932.88 = 29,460.94 : x
  2. Step 2: Convert to fraction form
    88,641.16/132,932.88 = 29,460.94/x
  3. Step 3: Cross multiply
    88,641.16x = 132,932.88 × 29,460.94
  4. Step 4: Simplify right side
    88,641.16x = 3,916,327,601.71
  5. Step 5: Solve for x
    x = 3,916,327,601.71/88,641.16
  6. Step 6: Final answer
    x = 44,181.82

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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.