Home / 88,634.52-132,639.48-55,370.25

Finding the Fourth Proportional to 88,634.52, 132,639.48 and 55,370.25

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Solution

The fourth proportional to 88,634.52, 132,639.48 and 55,370.25 is: 82,860.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,634.52 : 132,639.48 = 55,370.25 : x
  2. Step 2: Convert to fraction form
    88,634.52/132,639.48 = 55,370.25/x
  3. Step 3: Cross multiply
    88,634.52x = 132,639.48 × 55,370.25
  4. Step 4: Simplify right side
    88,634.52x = 7,344,281,167.47
  5. Step 5: Solve for x
    x = 7,344,281,167.47/88,634.52
  6. Step 6: Final answer
    x = 82,860.28

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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.