Home / 204,150.87-281,734.71-113,510.66

Finding the Fourth Proportional to 204,150.87, 281,734.71 and 113,510.66

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Solution

The fourth proportional to 204,150.87, 281,734.71 and 113,510.66 is: 156,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,150.87 : 281,734.71 = 113,510.66 : x
  2. Step 2: Convert to fraction form
    204,150.87/281,734.71 = 113,510.66/x
  3. Step 3: Cross multiply
    204,150.87x = 281,734.71 × 113,510.66
  4. Step 4: Simplify right side
    204,150.87x = 31,979,891,468.34
  5. Step 5: Solve for x
    x = 31,979,891,468.34/204,150.87
  6. Step 6: Final answer
    x = 156,648.32

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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.