Home / 88,313.74-132,470.92-21,755.44

Finding the Fourth Proportional to 88,313.74, 132,470.92 and 21,755.44

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Solution

The fourth proportional to 88,313.74, 132,470.92 and 21,755.44 is: 32,633.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,313.74 : 132,470.92 = 21,755.44 : x
  2. Step 2: Convert to fraction form
    88,313.74/132,470.92 = 21,755.44/x
  3. Step 3: Cross multiply
    88,313.74x = 132,470.92 × 21,755.44
  4. Step 4: Simplify right side
    88,313.74x = 2,881,963,151.80
  5. Step 5: Solve for x
    x = 2,881,963,151.80/88,313.74
  6. Step 6: Final answer
    x = 32,633.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.