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Finding the Fourth Proportional to 204,603.60, 282,367.16 and 124,034.52

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Solution

The fourth proportional to 204,603.60, 282,367.16 and 124,034.52 is: 171,176.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,603.60 : 282,367.16 = 124,034.52 : x
  2. Step 2: Convert to fraction form
    204,603.60/282,367.16 = 124,034.52/x
  3. Step 3: Cross multiply
    204,603.60x = 282,367.16 × 124,034.52
  4. Step 4: Simplify right side
    204,603.60x = 35,023,276,755.89
  5. Step 5: Solve for x
    x = 35,023,276,755.89/204,603.60
  6. Step 6: Final answer
    x = 171,176.25

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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.