Home / 95,156.66-131,286.35-54,864.97

Finding the Fourth Proportional to 95,156.66, 131,286.35 and 54,864.97

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Solution

The fourth proportional to 95,156.66, 131,286.35 and 54,864.97 is: 75,696.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,156.66 : 131,286.35 = 54,864.97 : x
  2. Step 2: Convert to fraction form
    95,156.66/131,286.35 = 54,864.97/x
  3. Step 3: Cross multiply
    95,156.66x = 131,286.35 × 54,864.97
  4. Step 4: Simplify right side
    95,156.66x = 7,203,021,463.11
  5. Step 5: Solve for x
    x = 7,203,021,463.11/95,156.66
  6. Step 6: Final answer
    x = 75,696.45

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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.