Home / 95,144.38-131,359.78-59,386.93

Finding the Fourth Proportional to 95,144.38, 131,359.78 and 59,386.93

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Solution

The fourth proportional to 95,144.38, 131,359.78 and 59,386.93 is: 81,991.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,144.38 : 131,359.78 = 59,386.93 : x
  2. Step 2: Convert to fraction form
    95,144.38/131,359.78 = 59,386.93/x
  3. Step 3: Cross multiply
    95,144.38x = 131,359.78 × 59,386.93
  4. Step 4: Simplify right side
    95,144.38x = 7,801,054,059.68
  5. Step 5: Solve for x
    x = 7,801,054,059.68/95,144.38
  6. Step 6: Final answer
    x = 81,991.75

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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.