Home / 96,882.06-133,709.78-54,440.59

Finding the Fourth Proportional to 96,882.06, 133,709.78 and 54,440.59

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Solution

The fourth proportional to 96,882.06, 133,709.78 and 54,440.59 is: 75,135.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,882.06 : 133,709.78 = 54,440.59 : x
  2. Step 2: Convert to fraction form
    96,882.06/133,709.78 = 54,440.59/x
  3. Step 3: Cross multiply
    96,882.06x = 133,709.78 × 54,440.59
  4. Step 4: Simplify right side
    96,882.06x = 7,279,239,311.97
  5. Step 5: Solve for x
    x = 7,279,239,311.97/96,882.06
  6. Step 6: Final answer
    x = 75,135.06

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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.