Home / 88,562.40-132,751.32-38,629.09

Finding the Fourth Proportional to 88,562.40, 132,751.32 and 38,629.09

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Solution

The fourth proportional to 88,562.40, 132,751.32 and 38,629.09 is: 57,903.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,562.40 : 132,751.32 = 38,629.09 : x
  2. Step 2: Convert to fraction form
    88,562.40/132,751.32 = 38,629.09/x
  3. Step 3: Cross multiply
    88,562.40x = 132,751.32 × 38,629.09
  4. Step 4: Simplify right side
    88,562.40x = 5,128,062,687.90
  5. Step 5: Solve for x
    x = 5,128,062,687.90/88,562.40
  6. Step 6: Final answer
    x = 57,903.38

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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.