Home / 29,116.20-43,656.70-11,565.80

Finding the Fourth Proportional to 29,116.20, 43,656.70 and 11,565.80

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Solution

The fourth proportional to 29,116.20, 43,656.70 and 11,565.80 is: 17,341.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,116.20 : 43,656.70 = 11,565.80 : x
  2. Step 2: Convert to fraction form
    29,116.20/43,656.70 = 11,565.80/x
  3. Step 3: Cross multiply
    29,116.20x = 43,656.70 × 11,565.80
  4. Step 4: Simplify right side
    29,116.20x = 504,924,660.86
  5. Step 5: Solve for x
    x = 504,924,660.86/29,116.20
  6. Step 6: Final answer
    x = 17,341.71

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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.