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Finding the Fourth Proportional to 62,588.76, 86,375.95 and 35,739.90

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Solution

The fourth proportional to 62,588.76, 86,375.95 and 35,739.90 is: 49,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,588.76 : 86,375.95 = 35,739.90 : x
  2. Step 2: Convert to fraction form
    62,588.76/86,375.95 = 35,739.90/x
  3. Step 3: Cross multiply
    62,588.76x = 86,375.95 × 35,739.90
  4. Step 4: Simplify right side
    62,588.76x = 3,087,067,815.41
  5. Step 5: Solve for x
    x = 3,087,067,815.41/62,588.76
  6. Step 6: Final answer
    x = 49,323.04

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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.