Home / 107,469.38-161,203.50-27,507.20

Finding the Fourth Proportional to 107,469.38, 161,203.50 and 27,507.20

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Solution

The fourth proportional to 107,469.38, 161,203.50 and 27,507.20 is: 41,260.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,469.38 : 161,203.50 = 27,507.20 : x
  2. Step 2: Convert to fraction form
    107,469.38/161,203.50 = 27,507.20/x
  3. Step 3: Cross multiply
    107,469.38x = 161,203.50 × 27,507.20
  4. Step 4: Simplify right side
    107,469.38x = 4,434,256,915.20
  5. Step 5: Solve for x
    x = 4,434,256,915.20/107,469.38
  6. Step 6: Final answer
    x = 41,260.65

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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.