Home / 76,191.25-114,294.39-26,264.78

Finding the Fourth Proportional to 76,191.25, 114,294.39 and 26,264.78

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Solution

The fourth proportional to 76,191.25, 114,294.39 and 26,264.78 is: 39,399.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,191.25 : 114,294.39 = 26,264.78 : x
  2. Step 2: Convert to fraction form
    76,191.25/114,294.39 = 26,264.78/x
  3. Step 3: Cross multiply
    76,191.25x = 114,294.39 × 26,264.78
  4. Step 4: Simplify right side
    76,191.25x = 3,001,917,008.58
  5. Step 5: Solve for x
    x = 3,001,917,008.58/76,191.25
  6. Step 6: Final answer
    x = 39,399.76

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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.