Home / 87,960.75-121,393.52-48,224.43

Finding the Fourth Proportional to 87,960.75, 121,393.52 and 48,224.43

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Solution

The fourth proportional to 87,960.75, 121,393.52 and 48,224.43 is: 66,553.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,960.75 : 121,393.52 = 48,224.43 : x
  2. Step 2: Convert to fraction form
    87,960.75/121,393.52 = 48,224.43/x
  3. Step 3: Cross multiply
    87,960.75x = 121,393.52 × 48,224.43
  4. Step 4: Simplify right side
    87,960.75x = 5,854,133,066.57
  5. Step 5: Solve for x
    x = 5,854,133,066.57/87,960.75
  6. Step 6: Final answer
    x = 66,553.92

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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.