Home / 43,564.32-65,375.60-18,610.17

Finding the Fourth Proportional to 43,564.32, 65,375.60 and 18,610.17

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Solution

The fourth proportional to 43,564.32, 65,375.60 and 18,610.17 is: 27,927.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,564.32 : 65,375.60 = 18,610.17 : x
  2. Step 2: Convert to fraction form
    43,564.32/65,375.60 = 18,610.17/x
  3. Step 3: Cross multiply
    43,564.32x = 65,375.60 × 18,610.17
  4. Step 4: Simplify right side
    43,564.32x = 1,216,650,936.80
  5. Step 5: Solve for x
    x = 1,216,650,936.80/43,564.32
  6. Step 6: Final answer
    x = 27,927.69

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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.