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Finding the Fourth Proportional to 79,763.76, 110,073.40 and 43,952.92

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Solution

The fourth proportional to 79,763.76, 110,073.40 and 43,952.92 is: 60,654.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,763.76 : 110,073.40 = 43,952.92 : x
  2. Step 2: Convert to fraction form
    79,763.76/110,073.40 = 43,952.92/x
  3. Step 3: Cross multiply
    79,763.76x = 110,073.40 × 43,952.92
  4. Step 4: Simplify right side
    79,763.76x = 4,838,047,344.33
  5. Step 5: Solve for x
    x = 4,838,047,344.33/79,763.76
  6. Step 6: Final answer
    x = 60,654.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.