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Finding the Fourth Proportional to 60,057.71, 82,876.06 and 33,198.61

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Solution

The fourth proportional to 60,057.71, 82,876.06 and 33,198.61 is: 45,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,057.71 : 82,876.06 = 33,198.61 : x
  2. Step 2: Convert to fraction form
    60,057.71/82,876.06 = 33,198.61/x
  3. Step 3: Cross multiply
    60,057.71x = 82,876.06 × 33,198.61
  4. Step 4: Simplify right side
    60,057.71x = 2,751,369,994.28
  5. Step 5: Solve for x
    x = 2,751,369,994.28/60,057.71
  6. Step 6: Final answer
    x = 45,812.10

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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.