Home / 187,252.32-280,836.90-54,103.44

Finding the Fourth Proportional to 187,252.32, 280,836.90 and 54,103.44

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Solution

The fourth proportional to 187,252.32, 280,836.90 and 54,103.44 is: 81,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,252.32 : 280,836.90 = 54,103.44 : x
  2. Step 2: Convert to fraction form
    187,252.32/280,836.90 = 54,103.44/x
  3. Step 3: Cross multiply
    187,252.32x = 280,836.90 × 54,103.44
  4. Step 4: Simplify right side
    187,252.32x = 15,194,242,368.94
  5. Step 5: Solve for x
    x = 15,194,242,368.94/187,252.32
  6. Step 6: Final answer
    x = 81,143.15

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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.