Home / 79,554.06-109,801.38-50,463.66

Finding the Fourth Proportional to 79,554.06, 109,801.38 and 50,463.66

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Solution

The fourth proportional to 79,554.06, 109,801.38 and 50,463.66 is: 69,650.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,554.06 : 109,801.38 = 50,463.66 : x
  2. Step 2: Convert to fraction form
    79,554.06/109,801.38 = 50,463.66/x
  3. Step 3: Cross multiply
    79,554.06x = 109,801.38 × 50,463.66
  4. Step 4: Simplify right side
    79,554.06x = 5,540,979,507.85
  5. Step 5: Solve for x
    x = 5,540,979,507.85/79,554.06
  6. Step 6: Final answer
    x = 69,650.49

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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.