Home / 99,162.38-148,743.57-25,290.38

Finding the Fourth Proportional to 99,162.38, 148,743.57 and 25,290.38

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Solution

The fourth proportional to 99,162.38, 148,743.57 and 25,290.38 is: 37,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,162.38 : 148,743.57 = 25,290.38 : x
  2. Step 2: Convert to fraction form
    99,162.38/148,743.57 = 25,290.38/x
  3. Step 3: Cross multiply
    99,162.38x = 148,743.57 × 25,290.38
  4. Step 4: Simplify right side
    99,162.38x = 3,761,780,664.14
  5. Step 5: Solve for x
    x = 3,761,780,664.14/99,162.38
  6. Step 6: Final answer
    x = 37,935.56

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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.