Home / 39,949.73-55,130.59-22,044.75

Finding the Fourth Proportional to 39,949.73, 55,130.59 and 22,044.75

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Solution

The fourth proportional to 39,949.73, 55,130.59 and 22,044.75 is: 30,421.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,949.73 : 55,130.59 = 22,044.75 : x
  2. Step 2: Convert to fraction form
    39,949.73/55,130.59 = 22,044.75/x
  3. Step 3: Cross multiply
    39,949.73x = 55,130.59 × 22,044.75
  4. Step 4: Simplify right side
    39,949.73x = 1,215,340,073.90
  5. Step 5: Solve for x
    x = 1,215,340,073.90/39,949.73
  6. Step 6: Final answer
    x = 30,421.73

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Double scale
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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.