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Finding the Fourth Proportional to 62,474.56, 93,670.13 and 34,407.90

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Solution

The fourth proportional to 62,474.56, 93,670.13 and 34,407.90 is: 51,588.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,474.56 : 93,670.13 = 34,407.90 : x
  2. Step 2: Convert to fraction form
    62,474.56/93,670.13 = 34,407.90/x
  3. Step 3: Cross multiply
    62,474.56x = 93,670.13 × 34,407.90
  4. Step 4: Simplify right side
    62,474.56x = 3,222,992,552.05
  5. Step 5: Solve for x
    x = 3,222,992,552.05/62,474.56
  6. Step 6: Final answer
    x = 51,588.88

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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.