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Finding the Fourth Proportional to 59,299.32, 88,978.20 and 27,711.56

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Solution

The fourth proportional to 59,299.32, 88,978.20 and 27,711.56 is: 41,580.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,299.32 : 88,978.20 = 27,711.56 : x
  2. Step 2: Convert to fraction form
    59,299.32/88,978.20 = 27,711.56/x
  3. Step 3: Cross multiply
    59,299.32x = 88,978.20 × 27,711.56
  4. Step 4: Simplify right side
    59,299.32x = 2,465,724,727.99
  5. Step 5: Solve for x
    x = 2,465,724,727.99/59,299.32
  6. Step 6: Final answer
    x = 41,580.99

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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.