Home / 68,260.42-102,370.56-23,878.90

Finding the Fourth Proportional to 68,260.42, 102,370.56 and 23,878.90

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Solution

The fourth proportional to 68,260.42, 102,370.56 and 23,878.90 is: 35,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,260.42 : 102,370.56 = 23,878.90 : x
  2. Step 2: Convert to fraction form
    68,260.42/102,370.56 = 23,878.90/x
  3. Step 3: Cross multiply
    68,260.42x = 102,370.56 × 23,878.90
  4. Step 4: Simplify right side
    68,260.42x = 2,444,496,365.18
  5. Step 5: Solve for x
    x = 2,444,496,365.18/68,260.42
  6. Step 6: Final answer
    x = 35,811.33

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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.