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Finding the Fourth Proportional to 59,766.78, 82,443.75 and 37,371.90

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Solution

The fourth proportional to 59,766.78, 82,443.75 and 37,371.90 is: 51,551.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,766.78 : 82,443.75 = 37,371.90 : x
  2. Step 2: Convert to fraction form
    59,766.78/82,443.75 = 37,371.90/x
  3. Step 3: Cross multiply
    59,766.78x = 82,443.75 × 37,371.90
  4. Step 4: Simplify right side
    59,766.78x = 3,081,079,580.63
  5. Step 5: Solve for x
    x = 3,081,079,580.63/59,766.78
  6. Step 6: Final answer
    x = 51,551.71

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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.