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Finding the Fourth Proportional to 204,606.98, 282,371.83 and 124,037.90

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Solution

The fourth proportional to 204,606.98, 282,371.83 and 124,037.90 is: 171,180.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,606.98 : 282,371.83 = 124,037.90 : x
  2. Step 2: Convert to fraction form
    204,606.98/282,371.83 = 124,037.90/x
  3. Step 3: Cross multiply
    204,606.98x = 282,371.83 × 124,037.90
  4. Step 4: Simplify right side
    204,606.98x = 35,024,808,149.30
  5. Step 5: Solve for x
    x = 35,024,808,149.30/204,606.98
  6. Step 6: Final answer
    x = 171,180.91

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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.