Home / 195,256.95-292,773.31-76,863.70

Finding the Fourth Proportional to 195,256.95, 292,773.31 and 76,863.70

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Solution

The fourth proportional to 195,256.95, 292,773.31 and 76,863.70 is: 115,251.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,256.95 : 292,773.31 = 76,863.70 : x
  2. Step 2: Convert to fraction form
    195,256.95/292,773.31 = 76,863.70/x
  3. Step 3: Cross multiply
    195,256.95x = 292,773.31 × 76,863.70
  4. Step 4: Simplify right side
    195,256.95x = 22,503,639,867.85
  5. Step 5: Solve for x
    x = 22,503,639,867.85/195,256.95
  6. Step 6: Final answer
    x = 115,251.42

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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.