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Finding the Fourth Proportional to 79,301.52, 118,962 and 37,159.92

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Solution

The fourth proportional to 79,301.52, 118,962 and 37,159.92 is: 55,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,301.52 : 118,962 = 37,159.92 : x
  2. Step 2: Convert to fraction form
    79,301.52/118,962 = 37,159.92/x
  3. Step 3: Cross multiply
    79,301.52x = 118,962 × 37,159.92
  4. Step 4: Simplify right side
    79,301.52x = 4,420,618,403.04
  5. Step 5: Solve for x
    x = 4,420,618,403.04/79,301.52
  6. Step 6: Final answer
    x = 55,744.43

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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.