Home / 87,876.56-131,837.32-25,547.06

Finding the Fourth Proportional to 87,876.56, 131,837.32 and 25,547.06

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Solution

The fourth proportional to 87,876.56, 131,837.32 and 25,547.06 is: 38,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,876.56 : 131,837.32 = 25,547.06 : x
  2. Step 2: Convert to fraction form
    87,876.56/131,837.32 = 25,547.06/x
  3. Step 3: Cross multiply
    87,876.56x = 131,837.32 × 25,547.06
  4. Step 4: Simplify right side
    87,876.56x = 3,368,055,924.28
  5. Step 5: Solve for x
    x = 3,368,055,924.28/87,876.56
  6. Step 6: Final answer
    x = 38,327.13

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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.