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Finding the Fourth Proportional to 117,044.01, 175,584.24 and 38,139.93

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Solution

The fourth proportional to 117,044.01, 175,584.24 and 38,139.93 is: 57,215.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,044.01 : 175,584.24 = 38,139.93 : x
  2. Step 2: Convert to fraction form
    117,044.01/175,584.24 = 38,139.93/x
  3. Step 3: Cross multiply
    117,044.01x = 175,584.24 × 38,139.93
  4. Step 4: Simplify right side
    117,044.01x = 6,696,770,622.70
  5. Step 5: Solve for x
    x = 6,696,770,622.70/117,044.01
  6. Step 6: Final answer
    x = 57,215.83

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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.