Home / 187,741.67-281,649.27-82,560.29

Finding the Fourth Proportional to 187,741.67, 281,649.27 and 82,560.29

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Solution

The fourth proportional to 187,741.67, 281,649.27 and 82,560.29 is: 123,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,741.67 : 281,649.27 = 82,560.29 : x
  2. Step 2: Convert to fraction form
    187,741.67/281,649.27 = 82,560.29/x
  3. Step 3: Cross multiply
    187,741.67x = 281,649.27 × 82,560.29
  4. Step 4: Simplify right side
    187,741.67x = 23,253,045,409.49
  5. Step 5: Solve for x
    x = 23,253,045,409.49/187,741.67
  6. Step 6: Final answer
    x = 123,856.60

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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.