Home / 38,951.13-58,434.56-12,301.29

Finding the Fourth Proportional to 38,951.13, 58,434.56 and 12,301.29

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Solution

The fourth proportional to 38,951.13, 58,434.56 and 12,301.29 is: 18,454.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,951.13 : 58,434.56 = 12,301.29 : x
  2. Step 2: Convert to fraction form
    38,951.13/58,434.56 = 12,301.29/x
  3. Step 3: Cross multiply
    38,951.13x = 58,434.56 × 12,301.29
  4. Step 4: Simplify right side
    38,951.13x = 718,820,468.58
  5. Step 5: Solve for x
    x = 718,820,468.58/38,951.13
  6. Step 6: Final answer
    x = 18,454.42

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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.