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Finding the Fourth Proportional to 101,550.52, 152,283.75 and 38,359.90

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Solution

The fourth proportional to 101,550.52, 152,283.75 and 38,359.90 is: 57,523.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,550.52 : 152,283.75 = 38,359.90 : x
  2. Step 2: Convert to fraction form
    101,550.52/152,283.75 = 38,359.90/x
  3. Step 3: Cross multiply
    101,550.52x = 152,283.75 × 38,359.90
  4. Step 4: Simplify right side
    101,550.52x = 5,841,589,421.63
  5. Step 5: Solve for x
    x = 5,841,589,421.63/101,550.52
  6. Step 6: Final answer
    x = 57,523.97

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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.