Home / 107,892.43-161,885.33-57,914.17

Finding the Fourth Proportional to 107,892.43, 161,885.33 and 57,914.17

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Solution

The fourth proportional to 107,892.43, 161,885.33 and 57,914.17 is: 86,896.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,892.43 : 161,885.33 = 57,914.17 : x
  2. Step 2: Convert to fraction form
    107,892.43/161,885.33 = 57,914.17/x
  3. Step 3: Cross multiply
    107,892.43x = 161,885.33 × 57,914.17
  4. Step 4: Simplify right side
    107,892.43x = 9,375,454,522.13
  5. Step 5: Solve for x
    x = 9,375,454,522.13/107,892.43
  6. Step 6: Final answer
    x = 86,896.31

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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.