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Finding the Fourth Proportional to 174,593.52, 261,900.63 and 54,672.90

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Solution

The fourth proportional to 174,593.52, 261,900.63 and 54,672.90 is: 82,012.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,593.52 : 261,900.63 = 54,672.90 : x
  2. Step 2: Convert to fraction form
    174,593.52/261,900.63 = 54,672.90/x
  3. Step 3: Cross multiply
    174,593.52x = 261,900.63 × 54,672.90
  4. Step 4: Simplify right side
    174,593.52x = 14,318,866,953.93
  5. Step 5: Solve for x
    x = 14,318,866,953.93/174,593.52
  6. Step 6: Final answer
    x = 82,012.59

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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.