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Finding the Fourth Proportional to 40,179.70, 60,211.95 and 29,566.90

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Solution

The fourth proportional to 40,179.70, 60,211.95 and 29,566.90 is: 44,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,179.70 : 60,211.95 = 29,566.90 : x
  2. Step 2: Convert to fraction form
    40,179.70/60,211.95 = 29,566.90/x
  3. Step 3: Cross multiply
    40,179.70x = 60,211.95 × 29,566.90
  4. Step 4: Simplify right side
    40,179.70x = 1,780,280,704.46
  5. Step 5: Solve for x
    x = 1,780,280,704.46/40,179.70
  6. Step 6: Final answer
    x = 44,307.96

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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.