Home / 187,537.90-281,287.41-98,755.42

Finding the Fourth Proportional to 187,537.90, 281,287.41 and 98,755.42

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Solution

The fourth proportional to 187,537.90, 281,287.41 and 98,755.42 is: 148,122.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,537.90 : 281,287.41 = 98,755.42 : x
  2. Step 2: Convert to fraction form
    187,537.90/281,287.41 = 98,755.42/x
  3. Step 3: Cross multiply
    187,537.90x = 281,287.41 × 98,755.42
  4. Step 4: Simplify right side
    187,537.90x = 27,778,656,315.26
  5. Step 5: Solve for x
    x = 27,778,656,315.26/187,537.90
  6. Step 6: Final answer
    x = 148,122.89

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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.