Home / 94,924.80-131,083.20-76,199.04

Finding the Fourth Proportional to 94,924.80, 131,083.20 and 76,199.04

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Solution

The fourth proportional to 94,924.80, 131,083.20 and 76,199.04 is: 105,224.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,924.80 : 131,083.20 = 76,199.04 : x
  2. Step 2: Convert to fraction form
    94,924.80/131,083.20 = 76,199.04/x
  3. Step 3: Cross multiply
    94,924.80x = 131,083.20 × 76,199.04
  4. Step 4: Simplify right side
    94,924.80x = 9,988,414,000.13
  5. Step 5: Solve for x
    x = 9,988,414,000.13/94,924.80
  6. Step 6: Final answer
    x = 105,224.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.