Home / 215,109.38-296,839.40-124,466.82

Finding the Fourth Proportional to 215,109.38, 296,839.40 and 124,466.82

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Solution

The fourth proportional to 215,109.38, 296,839.40 and 124,466.82 is: 171,757.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,109.38 : 296,839.40 = 124,466.82 : x
  2. Step 2: Convert to fraction form
    215,109.38/296,839.40 = 124,466.82/x
  3. Step 3: Cross multiply
    215,109.38x = 296,839.40 × 124,466.82
  4. Step 4: Simplify right side
    215,109.38x = 36,946,655,546.37
  5. Step 5: Solve for x
    x = 36,946,655,546.37/215,109.38
  6. Step 6: Final answer
    x = 171,757.53

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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.