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Finding the Fourth Proportional to 60,040.62, 82,861.11 and 34,888.50

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Solution

The fourth proportional to 60,040.62, 82,861.11 and 34,888.50 is: 48,149.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,040.62 : 82,861.11 = 34,888.50 : x
  2. Step 2: Convert to fraction form
    60,040.62/82,861.11 = 34,888.50/x
  3. Step 3: Cross multiply
    60,040.62x = 82,861.11 × 34,888.50
  4. Step 4: Simplify right side
    60,040.62x = 2,890,899,836.24
  5. Step 5: Solve for x
    x = 2,890,899,836.24/60,040.62
  6. Step 6: Final answer
    x = 48,149.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.