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Finding the Fourth Proportional to 79,813.83, 110,143.88 and 44,002.92

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Solution

The fourth proportional to 79,813.83, 110,143.88 and 44,002.92 is: 60,724.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,813.83 : 110,143.88 = 44,002.92 : x
  2. Step 2: Convert to fraction form
    79,813.83/110,143.88 = 44,002.92/x
  3. Step 3: Cross multiply
    79,813.83x = 110,143.88 × 44,002.92
  4. Step 4: Simplify right side
    79,813.83x = 4,846,651,569.40
  5. Step 5: Solve for x
    x = 4,846,651,569.40/79,813.83
  6. Step 6: Final answer
    x = 60,724.46

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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.