Home / 68,739.52-103,118-24,357.60

Finding the Fourth Proportional to 68,739.52, 103,118 and 24,357.60

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Solution

The fourth proportional to 68,739.52, 103,118 and 24,357.60 is: 36,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,739.52 : 103,118 = 24,357.60 : x
  2. Step 2: Convert to fraction form
    68,739.52/103,118 = 24,357.60/x
  3. Step 3: Cross multiply
    68,739.52x = 103,118 × 24,357.60
  4. Step 4: Simplify right side
    68,739.52x = 2,511,706,996.80
  5. Step 5: Solve for x
    x = 2,511,706,996.80/68,739.52
  6. Step 6: Final answer
    x = 36,539.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.