Home / 179,635.10-269,452.65-109,651.10

Finding the Fourth Proportional to 179,635.10, 269,452.65 and 109,651.10

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Solution

The fourth proportional to 179,635.10, 269,452.65 and 109,651.10 is: 164,476.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,635.10 : 269,452.65 = 109,651.10 : x
  2. Step 2: Convert to fraction form
    179,635.10/269,452.65 = 109,651.10/x
  3. Step 3: Cross multiply
    179,635.10x = 269,452.65 × 109,651.10
  4. Step 4: Simplify right side
    179,635.10x = 29,545,779,470.42
  5. Step 5: Solve for x
    x = 29,545,779,470.42/179,635.10
  6. Step 6: Final answer
    x = 164,476.65

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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.