Home / 107,919.12-161,863.92-41,376

Finding the Fourth Proportional to 107,919.12, 161,863.92 and 41,376

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Solution

The fourth proportional to 107,919.12, 161,863.92 and 41,376 is: 62,058.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,919.12 : 161,863.92 = 41,376 : x
  2. Step 2: Convert to fraction form
    107,919.12/161,863.92 = 41,376/x
  3. Step 3: Cross multiply
    107,919.12x = 161,863.92 × 41,376
  4. Step 4: Simplify right side
    107,919.12x = 6,697,281,553.92
  5. Step 5: Solve for x
    x = 6,697,281,553.92/107,919.12
  6. Step 6: Final answer
    x = 62,058.34

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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.