Home / 187,371.41-258,499.92-119,376.21

Finding the Fourth Proportional to 187,371.41, 258,499.92 and 119,376.21

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Solution

The fourth proportional to 187,371.41, 258,499.92 and 119,376.21 is: 164,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,371.41 : 258,499.92 = 119,376.21 : x
  2. Step 2: Convert to fraction form
    187,371.41/258,499.92 = 119,376.21/x
  3. Step 3: Cross multiply
    187,371.41x = 258,499.92 × 119,376.21
  4. Step 4: Simplify right side
    187,371.41x = 30,858,740,138.02
  5. Step 5: Solve for x
    x = 30,858,740,138.02/187,371.41
  6. Step 6: Final answer
    x = 164,692.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.