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Finding the Fourth Proportional to 116,757.13, 175,160.30 and 37,865.21

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Solution

The fourth proportional to 116,757.13, 175,160.30 and 37,865.21 is: 56,805.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,757.13 : 175,160.30 = 37,865.21 : x
  2. Step 2: Convert to fraction form
    116,757.13/175,160.30 = 37,865.21/x
  3. Step 3: Cross multiply
    116,757.13x = 175,160.30 × 37,865.21
  4. Step 4: Simplify right side
    116,757.13x = 6,632,480,478.04
  5. Step 5: Solve for x
    x = 6,632,480,478.04/116,757.13
  6. Step 6: Final answer
    x = 56,805.79

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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.