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Finding the Fourth Proportional to 40,501.70, 60,752.55 and 34,961.30

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Solution

The fourth proportional to 40,501.70, 60,752.55 and 34,961.30 is: 52,441.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,501.70 : 60,752.55 = 34,961.30 : x
  2. Step 2: Convert to fraction form
    40,501.70/60,752.55 = 34,961.30/x
  3. Step 3: Cross multiply
    40,501.70x = 60,752.55 × 34,961.30
  4. Step 4: Simplify right side
    40,501.70x = 2,123,988,126.32
  5. Step 5: Solve for x
    x = 2,123,988,126.32/40,501.70
  6. Step 6: Final answer
    x = 52,441.95

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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.