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Finding the Fourth Proportional to 73,542.78, 101,486.03 and 41,711.00

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Solution

The fourth proportional to 73,542.78, 101,486.03 and 41,711.00 is: 57,559.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,542.78 : 101,486.03 = 41,711.00 : x
  2. Step 2: Convert to fraction form
    73,542.78/101,486.03 = 41,711.00/x
  3. Step 3: Cross multiply
    73,542.78x = 101,486.03 × 41,711.00
  4. Step 4: Simplify right side
    73,542.78x = 4,233,083,081.34
  5. Step 5: Solve for x
    x = 4,233,083,081.34/73,542.78
  6. Step 6: Final answer
    x = 57,559.47

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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.