Home / 195,120.27-292,680.44-54,878.90

Finding the Fourth Proportional to 195,120.27, 292,680.44 and 54,878.90

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Solution

The fourth proportional to 195,120.27, 292,680.44 and 54,878.90 is: 82,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,120.27 : 292,680.44 = 54,878.90 : x
  2. Step 2: Convert to fraction form
    195,120.27/292,680.44 = 54,878.90/x
  3. Step 3: Cross multiply
    195,120.27x = 292,680.44 × 54,878.90
  4. Step 4: Simplify right side
    195,120.27x = 16,061,978,860.92
  5. Step 5: Solve for x
    x = 16,061,978,860.92/195,120.27
  6. Step 6: Final answer
    x = 82,318.35

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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.