Home / 88,321.56-132,469.38-29,159.16

Finding the Fourth Proportional to 88,321.56, 132,469.38 and 29,159.16

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Solution

The fourth proportional to 88,321.56, 132,469.38 and 29,159.16 is: 43,734.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,321.56 : 132,469.38 = 29,159.16 : x
  2. Step 2: Convert to fraction form
    88,321.56/132,469.38 = 29,159.16/x
  3. Step 3: Cross multiply
    88,321.56x = 132,469.38 × 29,159.16
  4. Step 4: Simplify right side
    88,321.56x = 3,862,695,846.52
  5. Step 5: Solve for x
    x = 3,862,695,846.52/88,321.56
  6. Step 6: Final answer
    x = 43,734.46

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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.