Home / 68,832.06-94,982.64-38,613.18

Finding the Fourth Proportional to 68,832.06, 94,982.64 and 38,613.18

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Solution

The fourth proportional to 68,832.06, 94,982.64 and 38,613.18 is: 53,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,832.06 : 94,982.64 = 38,613.18 : x
  2. Step 2: Convert to fraction form
    68,832.06/94,982.64 = 38,613.18/x
  3. Step 3: Cross multiply
    68,832.06x = 94,982.64 × 38,613.18
  4. Step 4: Simplify right side
    68,832.06x = 3,667,581,775.20
  5. Step 5: Solve for x
    x = 3,667,581,775.20/68,832.06
  6. Step 6: Final answer
    x = 53,283.05

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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.