Home / 131,625.44-181,642.42-71,196.02

Finding the Fourth Proportional to 131,625.44, 181,642.42 and 71,196.02

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Solution

The fourth proportional to 131,625.44, 181,642.42 and 71,196.02 is: 98,250.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,625.44 : 181,642.42 = 71,196.02 : x
  2. Step 2: Convert to fraction form
    131,625.44/181,642.42 = 71,196.02/x
  3. Step 3: Cross multiply
    131,625.44x = 181,642.42 × 71,196.02
  4. Step 4: Simplify right side
    131,625.44x = 12,932,217,367.17
  5. Step 5: Solve for x
    x = 12,932,217,367.17/131,625.44
  6. Step 6: Final answer
    x = 98,250.14

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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.