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Finding the Fourth Proportional to 71,803.74, 99,024.66 and 44,948.70

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Solution

The fourth proportional to 71,803.74, 99,024.66 and 44,948.70 is: 61,988.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,803.74 : 99,024.66 = 44,948.70 : x
  2. Step 2: Convert to fraction form
    71,803.74/99,024.66 = 44,948.70/x
  3. Step 3: Cross multiply
    71,803.74x = 99,024.66 × 44,948.70
  4. Step 4: Simplify right side
    71,803.74x = 4,451,029,734.94
  5. Step 5: Solve for x
    x = 4,451,029,734.94/71,803.74
  6. Step 6: Final answer
    x = 61,988.83

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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.