Home / 187,617.19-281,537.92-172,354.27

Finding the Fourth Proportional to 187,617.19, 281,537.92 and 172,354.27

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Solution

The fourth proportional to 187,617.19, 281,537.92 and 172,354.27 is: 258,634.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,617.19 : 281,537.92 = 172,354.27 : x
  2. Step 2: Convert to fraction form
    187,617.19/281,537.92 = 172,354.27/x
  3. Step 3: Cross multiply
    187,617.19x = 281,537.92 × 172,354.27
  4. Step 4: Simplify right side
    187,617.19x = 48,524,263,088.36
  5. Step 5: Solve for x
    x = 48,524,263,088.36/187,617.19
  6. Step 6: Final answer
    x = 258,634.42

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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.