Home / 187,504.40-281,212.44-54,349.52

Finding the Fourth Proportional to 187,504.40, 281,212.44 and 54,349.52

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Solution

The fourth proportional to 187,504.40, 281,212.44 and 54,349.52 is: 81,511.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,504.40 : 281,212.44 = 54,349.52 : x
  2. Step 2: Convert to fraction form
    187,504.40/281,212.44 = 54,349.52/x
  3. Step 3: Cross multiply
    187,504.40x = 281,212.44 × 54,349.52
  4. Step 4: Simplify right side
    187,504.40x = 15,283,761,132.03
  5. Step 5: Solve for x
    x = 15,283,761,132.03/187,504.40
  6. Step 6: Final answer
    x = 81,511.48

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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.