Home / 137,961.75-206,755.50-62,988.96

Finding the Fourth Proportional to 137,961.75, 206,755.50 and 62,988.96

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Solution

The fourth proportional to 137,961.75, 206,755.50 and 62,988.96 is: 94,398.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,961.75 : 206,755.50 = 62,988.96 : x
  2. Step 2: Convert to fraction form
    137,961.75/206,755.50 = 62,988.96/x
  3. Step 3: Cross multiply
    137,961.75x = 206,755.50 × 62,988.96
  4. Step 4: Simplify right side
    137,961.75x = 13,023,313,919.28
  5. Step 5: Solve for x
    x = 13,023,313,919.28/137,961.75
  6. Step 6: Final answer
    x = 94,398.00

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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.