Home / 88,098.75-121,677.19-58,018.52

Finding the Fourth Proportional to 88,098.75, 121,677.19 and 58,018.52

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Solution

The fourth proportional to 88,098.75, 121,677.19 and 58,018.52 is: 80,132.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,098.75 : 121,677.19 = 58,018.52 : x
  2. Step 2: Convert to fraction form
    88,098.75/121,677.19 = 58,018.52/x
  3. Step 3: Cross multiply
    88,098.75x = 121,677.19 × 58,018.52
  4. Step 4: Simplify right side
    88,098.75x = 7,059,530,640.71
  5. Step 5: Solve for x
    x = 7,059,530,640.71/88,098.75
  6. Step 6: Final answer
    x = 80,132.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.