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Finding the Fourth Proportional to 60,483.38, 90,757.87 and 29,318.63

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Solution

The fourth proportional to 60,483.38, 90,757.87 and 29,318.63 is: 43,993.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,483.38 : 90,757.87 = 29,318.63 : x
  2. Step 2: Convert to fraction form
    60,483.38/90,757.87 = 29,318.63/x
  3. Step 3: Cross multiply
    60,483.38x = 90,757.87 × 29,318.63
  4. Step 4: Simplify right side
    60,483.38x = 2,660,895,883.03
  5. Step 5: Solve for x
    x = 2,660,895,883.03/60,483.38
  6. Step 6: Final answer
    x = 43,993.84

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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.