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Finding the Fourth Proportional to 185,232.80, 277,849.19 and 85,363.44

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Solution

The fourth proportional to 185,232.80, 277,849.19 and 85,363.44 is: 128,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,232.80 : 277,849.19 = 85,363.44 : x
  2. Step 2: Convert to fraction form
    185,232.80/277,849.19 = 85,363.44/x
  3. Step 3: Cross multiply
    185,232.80x = 277,849.19 × 85,363.44
  4. Step 4: Simplify right side
    185,232.80x = 23,718,162,232.80
  5. Step 5: Solve for x
    x = 23,718,162,232.80/185,232.80
  6. Step 6: Final answer
    x = 128,045.16

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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.