Home / 168,275.93-232,306.47-129,949.43

Finding the Fourth Proportional to 168,275.93, 232,306.47 and 129,949.43

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Solution

The fourth proportional to 168,275.93, 232,306.47 and 129,949.43 is: 179,396.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,275.93 : 232,306.47 = 129,949.43 : x
  2. Step 2: Convert to fraction form
    168,275.93/232,306.47 = 129,949.43/x
  3. Step 3: Cross multiply
    168,275.93x = 232,306.47 × 129,949.43
  4. Step 4: Simplify right side
    168,275.93x = 30,188,092,200.28
  5. Step 5: Solve for x
    x = 30,188,092,200.28/168,275.93
  6. Step 6: Final answer
    x = 179,396.38

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1.5x scale

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.