Home / 136,633.38-204,983.42-52,392.04

Finding the Fourth Proportional to 136,633.38, 204,983.42 and 52,392.04

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Solution

The fourth proportional to 136,633.38, 204,983.42 and 52,392.04 is: 78,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,633.38 : 204,983.42 = 52,392.04 : x
  2. Step 2: Convert to fraction form
    136,633.38/204,983.42 = 52,392.04/x
  3. Step 3: Cross multiply
    136,633.38x = 204,983.42 × 52,392.04
  4. Step 4: Simplify right side
    136,633.38x = 10,739,499,539.98
  5. Step 5: Solve for x
    x = 10,739,499,539.98/136,633.38
  6. Step 6: Final answer
    x = 78,600.85

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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.