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Finding the Fourth Proportional to 39,250.25, 54,170.25 and 22,483.25

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Solution

The fourth proportional to 39,250.25, 54,170.25 and 22,483.25 is: 31,029.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,250.25 : 54,170.25 = 22,483.25 : x
  2. Step 2: Convert to fraction form
    39,250.25/54,170.25 = 22,483.25/x
  3. Step 3: Cross multiply
    39,250.25x = 54,170.25 × 22,483.25
  4. Step 4: Simplify right side
    39,250.25x = 1,217,923,273.31
  5. Step 5: Solve for x
    x = 1,217,923,273.31/39,250.25
  6. Step 6: Final answer
    x = 31,029.69

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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.