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Finding the Fourth Proportional to 88,704.55, 133,078.09 and 29,540.73

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Solution

The fourth proportional to 88,704.55, 133,078.09 and 29,540.73 is: 44,318.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,704.55 : 133,078.09 = 29,540.73 : x
  2. Step 2: Convert to fraction form
    88,704.55/133,078.09 = 29,540.73/x
  3. Step 3: Cross multiply
    88,704.55x = 133,078.09 × 29,540.73
  4. Step 4: Simplify right side
    88,704.55x = 3,931,223,925.61
  5. Step 5: Solve for x
    x = 3,931,223,925.61/88,704.55
  6. Step 6: Final answer
    x = 44,318.18

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1.5x scale

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.