Home / 134,551.38-201,836.88-54,550.92

Finding the Fourth Proportional to 134,551.38, 201,836.88 and 54,550.92

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Solution

The fourth proportional to 134,551.38, 201,836.88 and 54,550.92 is: 81,830.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,551.38 : 201,836.88 = 54,550.92 : x
  2. Step 2: Convert to fraction form
    134,551.38/201,836.88 = 54,550.92/x
  3. Step 3: Cross multiply
    134,551.38x = 201,836.88 × 54,550.92
  4. Step 4: Simplify right side
    134,551.38x = 11,010,387,493.93
  5. Step 5: Solve for x
    x = 11,010,387,493.93/134,551.38
  6. Step 6: Final answer
    x = 81,830.36

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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.