Home / 68,741.97-94,865.04-38,534.01

Finding the Fourth Proportional to 68,741.97, 94,865.04 and 38,534.01

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Solution

The fourth proportional to 68,741.97, 94,865.04 and 38,534.01 is: 53,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,741.97 : 94,865.04 = 38,534.01 : x
  2. Step 2: Convert to fraction form
    68,741.97/94,865.04 = 38,534.01/x
  3. Step 3: Cross multiply
    68,741.97x = 94,865.04 × 38,534.01
  4. Step 4: Simplify right side
    68,741.97x = 3,655,530,400.01
  5. Step 5: Solve for x
    x = 3,655,530,400.01/68,741.97
  6. Step 6: Final answer
    x = 53,177.56

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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.