Home / 187,874.10-281,840.31-63,205.38

Finding the Fourth Proportional to 187,874.10, 281,840.31 and 63,205.38

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Solution

The fourth proportional to 187,874.10, 281,840.31 and 63,205.38 is: 94,817.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,874.10 : 281,840.31 = 63,205.38 : x
  2. Step 2: Convert to fraction form
    187,874.10/281,840.31 = 63,205.38/x
  3. Step 3: Cross multiply
    187,874.10x = 281,840.31 × 63,205.38
  4. Step 4: Simplify right side
    187,874.10x = 17,813,823,892.87
  5. Step 5: Solve for x
    x = 17,813,823,892.87/187,874.10
  6. Step 6: Final answer
    x = 94,817.88

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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.