Home / 192,077.17-288,007.75-132,176.05

Finding the Fourth Proportional to 192,077.17, 288,007.75 and 132,176.05

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Solution

The fourth proportional to 192,077.17, 288,007.75 and 132,176.05 is: 198,189.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,077.17 : 288,007.75 = 132,176.05 : x
  2. Step 2: Convert to fraction form
    192,077.17/288,007.75 = 132,176.05/x
  3. Step 3: Cross multiply
    192,077.17x = 288,007.75 × 132,176.05
  4. Step 4: Simplify right side
    192,077.17x = 38,067,726,764.39
  5. Step 5: Solve for x
    x = 38,067,726,764.39/192,077.17
  6. Step 6: Final answer
    x = 198,189.75

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1.5x scale

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.