Home / 225,330.14-338,171.33-99,057.62

Finding the Fourth Proportional to 225,330.14, 338,171.33 and 99,057.62

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Solution

The fourth proportional to 225,330.14, 338,171.33 and 99,057.62 is: 148,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,330.14 : 338,171.33 = 99,057.62 : x
  2. Step 2: Convert to fraction form
    225,330.14/338,171.33 = 99,057.62/x
  3. Step 3: Cross multiply
    225,330.14x = 338,171.33 × 99,057.62
  4. Step 4: Simplify right side
    225,330.14x = 33,498,445,658.82
  5. Step 5: Solve for x
    x = 33,498,445,658.82/225,330.14
  6. Step 6: Final answer
    x = 148,663.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.