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Finding the Fourth Proportional to 62,206.26, 85,844.64 and 35,348.78

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Solution

The fourth proportional to 62,206.26, 85,844.64 and 35,348.78 is: 48,781.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,206.26 : 85,844.64 = 35,348.78 : x
  2. Step 2: Convert to fraction form
    62,206.26/85,844.64 = 35,348.78/x
  3. Step 3: Cross multiply
    62,206.26x = 85,844.64 × 35,348.78
  4. Step 4: Simplify right side
    62,206.26x = 3,034,503,293.54
  5. Step 5: Solve for x
    x = 3,034,503,293.54/62,206.26
  6. Step 6: Final answer
    x = 48,781.32

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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.