Home / 55,244.96-82,867.39-13,691.96

Finding the Fourth Proportional to 55,244.96, 82,867.39 and 13,691.96

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Solution

The fourth proportional to 55,244.96, 82,867.39 and 13,691.96 is: 20,537.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,244.96 : 82,867.39 = 13,691.96 : x
  2. Step 2: Convert to fraction form
    55,244.96/82,867.39 = 13,691.96/x
  3. Step 3: Cross multiply
    55,244.96x = 82,867.39 × 13,691.96
  4. Step 4: Simplify right side
    55,244.96x = 1,134,616,989.18
  5. Step 5: Solve for x
    x = 1,134,616,989.18/55,244.96
  6. Step 6: Final answer
    x = 20,537.93

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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.