Home / 193,452.12-266,976.54-108,574.92

Finding the Fourth Proportional to 193,452.12, 266,976.54 and 108,574.92

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Solution

The fourth proportional to 193,452.12, 266,976.54 and 108,574.92 is: 149,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,452.12 : 266,976.54 = 108,574.92 : x
  2. Step 2: Convert to fraction form
    193,452.12/266,976.54 = 108,574.92/x
  3. Step 3: Cross multiply
    193,452.12x = 266,976.54 × 108,574.92
  4. Step 4: Simplify right side
    193,452.12x = 28,986,956,472.38
  5. Step 5: Solve for x
    x = 28,986,956,472.38/193,452.12
  6. Step 6: Final answer
    x = 149,840.47

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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.