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Finding the Fourth Proportional to 80,179.98, 110,645.65 and 44,371.50

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Solution

The fourth proportional to 80,179.98, 110,645.65 and 44,371.50 is: 61,231.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,179.98 : 110,645.65 = 44,371.50 : x
  2. Step 2: Convert to fraction form
    80,179.98/110,645.65 = 44,371.50/x
  3. Step 3: Cross multiply
    80,179.98x = 110,645.65 × 44,371.50
  4. Step 4: Simplify right side
    80,179.98x = 4,909,512,849.93
  5. Step 5: Solve for x
    x = 4,909,512,849.93/80,179.98
  6. Step 6: Final answer
    x = 61,231.16

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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.