Home / 88,038.40-132,057.60-25,708.90

Finding the Fourth Proportional to 88,038.40, 132,057.60 and 25,708.90

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Solution

The fourth proportional to 88,038.40, 132,057.60 and 25,708.90 is: 38,563.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,038.40 : 132,057.60 = 25,708.90 : x
  2. Step 2: Convert to fraction form
    88,038.40/132,057.60 = 25,708.90/x
  3. Step 3: Cross multiply
    88,038.40x = 132,057.60 × 25,708.90
  4. Step 4: Simplify right side
    88,038.40x = 3,395,055,632.64
  5. Step 5: Solve for x
    x = 3,395,055,632.64/88,038.40
  6. Step 6: Final answer
    x = 38,563.35

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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.