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Finding the Fourth Proportional to 40,274.70, 60,352.65 and 29,204.70

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Solution

The fourth proportional to 40,274.70, 60,352.65 and 29,204.70 is: 43,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,274.70 : 60,352.65 = 29,204.70 : x
  2. Step 2: Convert to fraction form
    40,274.70/60,352.65 = 29,204.70/x
  3. Step 3: Cross multiply
    40,274.70x = 60,352.65 × 29,204.70
  4. Step 4: Simplify right side
    40,274.70x = 1,762,581,037.46
  5. Step 5: Solve for x
    x = 1,762,581,037.46/40,274.70
  6. Step 6: Final answer
    x = 43,763.98

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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.