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Finding the Fourth Proportional to 62,543.44, 86,310.08 and 33,863.40

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Solution

The fourth proportional to 62,543.44, 86,310.08 and 33,863.40 is: 46,731.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,543.44 : 86,310.08 = 33,863.40 : x
  2. Step 2: Convert to fraction form
    62,543.44/86,310.08 = 33,863.40/x
  3. Step 3: Cross multiply
    62,543.44x = 86,310.08 × 33,863.40
  4. Step 4: Simplify right side
    62,543.44x = 2,922,752,763.07
  5. Step 5: Solve for x
    x = 2,922,752,763.07/62,543.44
  6. Step 6: Final answer
    x = 46,731.56

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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.