Home / 113,832.20-157,081.61-62,843.66

Finding the Fourth Proportional to 113,832.20, 157,081.61 and 62,843.66

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Solution

The fourth proportional to 113,832.20, 157,081.61 and 62,843.66 is: 86,720.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,832.20 : 157,081.61 = 62,843.66 : x
  2. Step 2: Convert to fraction form
    113,832.20/157,081.61 = 62,843.66/x
  3. Step 3: Cross multiply
    113,832.20x = 157,081.61 × 62,843.66
  4. Step 4: Simplify right side
    113,832.20x = 9,871,582,191.47
  5. Step 5: Solve for x
    x = 9,871,582,191.47/113,832.20
  6. Step 6: Final answer
    x = 86,720.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.