Home / 68,234.50-102,346.99-25,531.81

Finding the Fourth Proportional to 68,234.50, 102,346.99 and 25,531.81

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Solution

The fourth proportional to 68,234.50, 102,346.99 and 25,531.81 is: 38,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,234.50 : 102,346.99 = 25,531.81 : x
  2. Step 2: Convert to fraction form
    68,234.50/102,346.99 = 25,531.81/x
  3. Step 3: Cross multiply
    68,234.50x = 102,346.99 × 25,531.81
  4. Step 4: Simplify right side
    68,234.50x = 2,613,103,726.67
  5. Step 5: Solve for x
    x = 2,613,103,726.67/68,234.50
  6. Step 6: Final answer
    x = 38,295.93

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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.