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Finding the Fourth Proportional to 83,887.33, 115,761.11 and 48,052.43

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Solution

The fourth proportional to 83,887.33, 115,761.11 and 48,052.43 is: 66,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,887.33 : 115,761.11 = 48,052.43 : x
  2. Step 2: Convert to fraction form
    83,887.33/115,761.11 = 48,052.43/x
  3. Step 3: Cross multiply
    83,887.33x = 115,761.11 × 48,052.43
  4. Step 4: Simplify right side
    83,887.33x = 5,562,602,635.00
  5. Step 5: Solve for x
    x = 5,562,602,635.00/83,887.33
  6. Step 6: Final answer
    x = 66,310.40

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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.