Home / 39,160.92-54,044.73-22,165.17

Finding the Fourth Proportional to 39,160.92, 54,044.73 and 22,165.17

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Solution

The fourth proportional to 39,160.92, 54,044.73 and 22,165.17 is: 30,589.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,160.92 : 54,044.73 = 22,165.17 : x
  2. Step 2: Convert to fraction form
    39,160.92/54,044.73 = 22,165.17/x
  3. Step 3: Cross multiply
    39,160.92x = 54,044.73 × 22,165.17
  4. Step 4: Simplify right side
    39,160.92x = 1,197,910,628.05
  5. Step 5: Solve for x
    x = 1,197,910,628.05/39,160.92
  6. Step 6: Final answer
    x = 30,589.44

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Half scale
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Double scale
Find fourth proportional to 39,161.92, 54,046.11 and 22,166.17
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.