Home / 127,441.62-191,150.07-38,695.89

Finding the Fourth Proportional to 127,441.62, 191,150.07 and 38,695.89

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Solution

The fourth proportional to 127,441.62, 191,150.07 and 38,695.89 is: 58,040.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,441.62 : 191,150.07 = 38,695.89 : x
  2. Step 2: Convert to fraction form
    127,441.62/191,150.07 = 38,695.89/x
  3. Step 3: Cross multiply
    127,441.62x = 191,150.07 × 38,695.89
  4. Step 4: Simplify right side
    127,441.62x = 7,396,722,082.21
  5. Step 5: Solve for x
    x = 7,396,722,082.21/127,441.62
  6. Step 6: Final answer
    x = 58,040.08

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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.