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Finding the Fourth Proportional to 59,381.76, 82,001.92 and 44,451.84

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Solution

The fourth proportional to 59,381.76, 82,001.92 and 44,451.84 is: 61,384.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,381.76 : 82,001.92 = 44,451.84 : x
  2. Step 2: Convert to fraction form
    59,381.76/82,001.92 = 44,451.84/x
  3. Step 3: Cross multiply
    59,381.76x = 82,001.92 × 44,451.84
  4. Step 4: Simplify right side
    59,381.76x = 3,645,136,227.53
  5. Step 5: Solve for x
    x = 3,645,136,227.53/59,381.76
  6. Step 6: Final answer
    x = 61,384.78

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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.