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Finding the Fourth Proportional to 73,008.36, 100,751.04 and 39,474.36

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Solution

The fourth proportional to 73,008.36, 100,751.04 and 39,474.36 is: 54,474.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,008.36 : 100,751.04 = 39,474.36 : x
  2. Step 2: Convert to fraction form
    73,008.36/100,751.04 = 39,474.36/x
  3. Step 3: Cross multiply
    73,008.36x = 100,751.04 × 39,474.36
  4. Step 4: Simplify right side
    73,008.36x = 3,977,082,823.33
  5. Step 5: Solve for x
    x = 3,977,082,823.33/73,008.36
  6. Step 6: Final answer
    x = 54,474.35

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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.