Home / 96,801.28-133,571.33-54,351.61

Finding the Fourth Proportional to 96,801.28, 133,571.33 and 54,351.61

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Solution

The fourth proportional to 96,801.28, 133,571.33 and 54,351.61 is: 74,997.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,801.28 : 133,571.33 = 54,351.61 : x
  2. Step 2: Convert to fraction form
    96,801.28/133,571.33 = 54,351.61/x
  3. Step 3: Cross multiply
    96,801.28x = 133,571.33 × 54,351.61
  4. Step 4: Simplify right side
    96,801.28x = 7,259,816,433.47
  5. Step 5: Solve for x
    x = 7,259,816,433.47/96,801.28
  6. Step 6: Final answer
    x = 74,997.11

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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.