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Finding the Fourth Proportional to 204,604.60, 282,368.54 and 124,035.52

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Solution

The fourth proportional to 204,604.60, 282,368.54 and 124,035.52 is: 171,177.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,604.60 : 282,368.54 = 124,035.52 : x
  2. Step 2: Convert to fraction form
    204,604.60/282,368.54 = 124,035.52/x
  3. Step 3: Cross multiply
    204,604.60x = 282,368.54 × 124,035.52
  4. Step 4: Simplify right side
    204,604.60x = 35,023,728,690.54
  5. Step 5: Solve for x
    x = 35,023,728,690.54/204,604.60
  6. Step 6: Final answer
    x = 171,177.62

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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.