Home / 236,613.43-354,971.18-68,132.62

Finding the Fourth Proportional to 236,613.43, 354,971.18 and 68,132.62

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Solution

The fourth proportional to 236,613.43, 354,971.18 and 68,132.62 is: 102,213.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,613.43 : 354,971.18 = 68,132.62 : x
  2. Step 2: Convert to fraction form
    236,613.43/354,971.18 = 68,132.62/x
  3. Step 3: Cross multiply
    236,613.43x = 354,971.18 × 68,132.62
  4. Step 4: Simplify right side
    236,613.43x = 24,185,116,517.89
  5. Step 5: Solve for x
    x = 24,185,116,517.89/236,613.43
  6. Step 6: Final answer
    x = 102,213.63

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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.