Home / 87,594.12-120,884.28-53,591.97

Finding the Fourth Proportional to 87,594.12, 120,884.28 and 53,591.97

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Solution

The fourth proportional to 87,594.12, 120,884.28 and 53,591.97 is: 73,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,594.12 : 120,884.28 = 53,591.97 : x
  2. Step 2: Convert to fraction form
    87,594.12/120,884.28 = 53,591.97/x
  3. Step 3: Cross multiply
    87,594.12x = 120,884.28 × 53,591.97
  4. Step 4: Simplify right side
    87,594.12x = 6,478,426,707.23
  5. Step 5: Solve for x
    x = 6,478,426,707.23/87,594.12
  6. Step 6: Final answer
    x = 73,959.61

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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.