Home / 110,979.48-166,391.46-40,849.72

Finding the Fourth Proportional to 110,979.48, 166,391.46 and 40,849.72

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Solution

The fourth proportional to 110,979.48, 166,391.46 and 40,849.72 is: 61,245.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,979.48 : 166,391.46 = 40,849.72 : x
  2. Step 2: Convert to fraction form
    110,979.48/166,391.46 = 40,849.72/x
  3. Step 3: Cross multiply
    110,979.48x = 166,391.46 × 40,849.72
  4. Step 4: Simplify right side
    110,979.48x = 6,797,044,551.39
  5. Step 5: Solve for x
    x = 6,797,044,551.39/110,979.48
  6. Step 6: Final answer
    x = 61,245.96

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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.