Home / 43,829.16-65,760.28-26,311.20

Finding the Fourth Proportional to 43,829.16, 65,760.28 and 26,311.20

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Solution

The fourth proportional to 43,829.16, 65,760.28 and 26,311.20 is: 39,476.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,829.16 : 65,760.28 = 26,311.20 : x
  2. Step 2: Convert to fraction form
    43,829.16/65,760.28 = 26,311.20/x
  3. Step 3: Cross multiply
    43,829.16x = 65,760.28 × 26,311.20
  4. Step 4: Simplify right side
    43,829.16x = 1,730,231,879.14
  5. Step 5: Solve for x
    x = 1,730,231,879.14/43,829.16
  6. Step 6: Final answer
    x = 39,476.73

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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.