Home / 57,422.43-86,159.27-29,327.69

Finding the Fourth Proportional to 57,422.43, 86,159.27 and 29,327.69

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Solution

The fourth proportional to 57,422.43, 86,159.27 and 29,327.69 is: 44,004.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,422.43 : 86,159.27 = 29,327.69 : x
  2. Step 2: Convert to fraction form
    57,422.43/86,159.27 = 29,327.69/x
  3. Step 3: Cross multiply
    57,422.43x = 86,159.27 × 29,327.69
  4. Step 4: Simplify right side
    57,422.43x = 2,526,852,649.90
  5. Step 5: Solve for x
    x = 2,526,852,649.90/57,422.43
  6. Step 6: Final answer
    x = 44,004.63

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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.