Home / 227,764.10-341,600.79-77,991.86

Finding the Fourth Proportional to 227,764.10, 341,600.79 and 77,991.86

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Solution

The fourth proportional to 227,764.10, 341,600.79 and 77,991.86 is: 116,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,764.10 : 341,600.79 = 77,991.86 : x
  2. Step 2: Convert to fraction form
    227,764.10/341,600.79 = 77,991.86/x
  3. Step 3: Cross multiply
    227,764.10x = 341,600.79 × 77,991.86
  4. Step 4: Simplify right side
    227,764.10x = 26,642,080,989.57
  5. Step 5: Solve for x
    x = 26,642,080,989.57/227,764.10
  6. Step 6: Final answer
    x = 116,972.26

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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.