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Finding the Fourth Proportional to 29,763.20, 44,650.20 and 14,934.80

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Solution

The fourth proportional to 29,763.20, 44,650.20 and 14,934.80 is: 22,404.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,763.20 : 44,650.20 = 14,934.80 : x
  2. Step 2: Convert to fraction form
    29,763.20/44,650.20 = 14,934.80/x
  3. Step 3: Cross multiply
    29,763.20x = 44,650.20 × 14,934.80
  4. Step 4: Simplify right side
    29,763.20x = 666,841,806.96
  5. Step 5: Solve for x
    x = 666,841,806.96/29,763.20
  6. Step 6: Final answer
    x = 22,404.91

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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.