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Finding the Fourth Proportional to 73,999.50, 110,999.28 and 24,751.50

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Solution

The fourth proportional to 73,999.50, 110,999.28 and 24,751.50 is: 37,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,999.50 : 110,999.28 = 24,751.50 : x
  2. Step 2: Convert to fraction form
    73,999.50/110,999.28 = 24,751.50/x
  3. Step 3: Cross multiply
    73,999.50x = 110,999.28 × 24,751.50
  4. Step 4: Simplify right side
    73,999.50x = 2,747,398,678.92
  5. Step 5: Solve for x
    x = 2,747,398,678.92/73,999.50
  6. Step 6: Final answer
    x = 37,127.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.