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Finding the Fourth Proportional to 88,706.55, 133,081.09 and 29,542.73

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Solution

The fourth proportional to 88,706.55, 133,081.09 and 29,542.73 is: 44,321.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,706.55 : 133,081.09 = 29,542.73 : x
  2. Step 2: Convert to fraction form
    88,706.55/133,081.09 = 29,542.73/x
  3. Step 3: Cross multiply
    88,706.55x = 133,081.09 × 29,542.73
  4. Step 4: Simplify right side
    88,706.55x = 3,931,578,968.82
  5. Step 5: Solve for x
    x = 3,931,578,968.82/88,706.55
  6. Step 6: Final answer
    x = 44,321.18

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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.