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Finding the Fourth Proportional to 79,812.83, 110,142.50 and 44,001.92

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Solution

The fourth proportional to 79,812.83, 110,142.50 and 44,001.92 is: 60,723.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,812.83 : 110,142.50 = 44,001.92 : x
  2. Step 2: Convert to fraction form
    79,812.83/110,142.50 = 44,001.92/x
  3. Step 3: Cross multiply
    79,812.83x = 110,142.50 × 44,001.92
  4. Step 4: Simplify right side
    79,812.83x = 4,846,480,702.88
  5. Step 5: Solve for x
    x = 4,846,480,702.88/79,812.83
  6. Step 6: Final answer
    x = 60,723.08

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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.