Home / 166,464.52-229,720.92-89,983.61

Finding the Fourth Proportional to 166,464.52, 229,720.92 and 89,983.61

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Solution

The fourth proportional to 166,464.52, 229,720.92 and 89,983.61 is: 124,177.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,464.52 : 229,720.92 = 89,983.61 : x
  2. Step 2: Convert to fraction form
    166,464.52/229,720.92 = 89,983.61/x
  3. Step 3: Cross multiply
    166,464.52x = 229,720.92 × 89,983.61
  4. Step 4: Simplify right side
    166,464.52x = 20,671,117,049.53
  5. Step 5: Solve for x
    x = 20,671,117,049.53/166,464.52
  6. Step 6: Final answer
    x = 124,177.32

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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.