Home / 43,446.22-65,167.37-11,856.17

Finding the Fourth Proportional to 43,446.22, 65,167.37 and 11,856.17

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Solution

The fourth proportional to 43,446.22, 65,167.37 and 11,856.17 is: 17,783.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,446.22 : 65,167.37 = 11,856.17 : x
  2. Step 2: Convert to fraction form
    43,446.22/65,167.37 = 11,856.17/x
  3. Step 3: Cross multiply
    43,446.22x = 65,167.37 × 11,856.17
  4. Step 4: Simplify right side
    43,446.22x = 772,635,371.58
  5. Step 5: Solve for x
    x = 772,635,371.58/43,446.22
  6. Step 6: Final answer
    x = 17,783.72

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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.