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Finding the Fourth Proportional to 73,753.55, 101,753.66 and 43,523.75

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Solution

The fourth proportional to 73,753.55, 101,753.66 and 43,523.75 is: 60,047.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,753.55 : 101,753.66 = 43,523.75 : x
  2. Step 2: Convert to fraction form
    73,753.55/101,753.66 = 43,523.75/x
  3. Step 3: Cross multiply
    73,753.55x = 101,753.66 × 43,523.75
  4. Step 4: Simplify right side
    73,753.55x = 4,428,700,133.04
  5. Step 5: Solve for x
    x = 4,428,700,133.04/73,753.55
  6. Step 6: Final answer
    x = 60,047.28

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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.