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Finding the Fourth Proportional to 44,701.92, 67,063.68 and 31,579.92

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Solution

The fourth proportional to 44,701.92, 67,063.68 and 31,579.92 is: 47,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,701.92 : 67,063.68 = 31,579.92 : x
  2. Step 2: Convert to fraction form
    44,701.92/67,063.68 = 31,579.92/x
  3. Step 3: Cross multiply
    44,701.92x = 67,063.68 × 31,579.92
  4. Step 4: Simplify right side
    44,701.92x = 2,117,865,649.31
  5. Step 5: Solve for x
    x = 2,117,865,649.31/44,701.92
  6. Step 6: Final answer
    x = 47,377.51

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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.