Home / 163,246.20-244,610.10-121,255.80

Finding the Fourth Proportional to 163,246.20, 244,610.10 and 121,255.80

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Solution

The fourth proportional to 163,246.20, 244,610.10 and 121,255.80 is: 181,691.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,246.20 : 244,610.10 = 121,255.80 : x
  2. Step 2: Convert to fraction form
    163,246.20/244,610.10 = 121,255.80/x
  3. Step 3: Cross multiply
    163,246.20x = 244,610.10 × 121,255.80
  4. Step 4: Simplify right side
    163,246.20x = 29,660,393,363.58
  5. Step 5: Solve for x
    x = 29,660,393,363.58/163,246.20
  6. Step 6: Final answer
    x = 181,691.17

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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.