Home / 57,882.06-86,763.92-39,164.07

Finding the Fourth Proportional to 57,882.06, 86,763.92 and 39,164.07

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Solution

The fourth proportional to 57,882.06, 86,763.92 and 39,164.07 is: 58,706.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,882.06 : 86,763.92 = 39,164.07 : x
  2. Step 2: Convert to fraction form
    57,882.06/86,763.92 = 39,164.07/x
  3. Step 3: Cross multiply
    57,882.06x = 86,763.92 × 39,164.07
  4. Step 4: Simplify right side
    57,882.06x = 3,398,028,040.53
  5. Step 5: Solve for x
    x = 3,398,028,040.53/57,882.06
  6. Step 6: Final answer
    x = 58,706.07

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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.