Home / 80,301.30-110,816.70-44,491.86

Finding the Fourth Proportional to 80,301.30, 110,816.70 and 44,491.86

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Solution

The fourth proportional to 80,301.30, 110,816.70 and 44,491.86 is: 61,399.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,301.30 : 110,816.70 = 44,491.86 : x
  2. Step 2: Convert to fraction form
    80,301.30/110,816.70 = 44,491.86/x
  3. Step 3: Cross multiply
    80,301.30x = 110,816.70 × 44,491.86
  4. Step 4: Simplify right side
    80,301.30x = 4,930,441,102.06
  5. Step 5: Solve for x
    x = 4,930,441,102.06/80,301.30
  6. Step 6: Final answer
    x = 61,399.27

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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.