Home / 39,983.38-55,103.97-26,530.90

Finding the Fourth Proportional to 39,983.38, 55,103.97 and 26,530.90

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Solution

The fourth proportional to 39,983.38, 55,103.97 and 26,530.90 is: 36,564.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,983.38 : 55,103.97 = 26,530.90 : x
  2. Step 2: Convert to fraction form
    39,983.38/55,103.97 = 26,530.90/x
  3. Step 3: Cross multiply
    39,983.38x = 55,103.97 × 26,530.90
  4. Step 4: Simplify right side
    39,983.38x = 1,461,957,917.67
  5. Step 5: Solve for x
    x = 1,461,957,917.67/39,983.38
  6. Step 6: Final answer
    x = 36,564.14

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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.