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Finding the Fourth Proportional to 58,244.40, 87,229.44 and 38,473.92

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Solution

The fourth proportional to 58,244.40, 87,229.44 and 38,473.92 is: 57,620.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,244.40 : 87,229.44 = 38,473.92 : x
  2. Step 2: Convert to fraction form
    58,244.40/87,229.44 = 38,473.92/x
  3. Step 3: Cross multiply
    58,244.40x = 87,229.44 × 38,473.92
  4. Step 4: Simplify right side
    58,244.40x = 3,356,058,496.20
  5. Step 5: Solve for x
    x = 3,356,058,496.20/58,244.40
  6. Step 6: Final answer
    x = 57,620.28

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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.