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Finding the Fourth Proportional to 60,164.88, 90,299.16 and 41,709.84

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Solution

The fourth proportional to 60,164.88, 90,299.16 and 41,709.84 is: 62,600.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,164.88 : 90,299.16 = 41,709.84 : x
  2. Step 2: Convert to fraction form
    60,164.88/90,299.16 = 41,709.84/x
  3. Step 3: Cross multiply
    60,164.88x = 90,299.16 × 41,709.84
  4. Step 4: Simplify right side
    60,164.88x = 3,766,363,515.73
  5. Step 5: Solve for x
    x = 3,766,363,515.73/60,164.88
  6. Step 6: Final answer
    x = 62,600.70

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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.