Home / 96,882.89-133,699.07-54,441.43

Finding the Fourth Proportional to 96,882.89, 133,699.07 and 54,441.43

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Solution

The fourth proportional to 96,882.89, 133,699.07 and 54,441.43 is: 75,129.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,882.89 : 133,699.07 = 54,441.43 : x
  2. Step 2: Convert to fraction form
    96,882.89/133,699.07 = 54,441.43/x
  3. Step 3: Cross multiply
    96,882.89x = 133,699.07 × 54,441.43
  4. Step 4: Simplify right side
    96,882.89x = 7,278,768,362.33
  5. Step 5: Solve for x
    x = 7,278,768,362.33/96,882.89
  6. Step 6: Final answer
    x = 75,129.56

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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.