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Finding the Fourth Proportional to 164,491.80, 246,737.70 and 39,832.80

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Solution

The fourth proportional to 164,491.80, 246,737.70 and 39,832.80 is: 59,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,491.80 : 246,737.70 = 39,832.80 : x
  2. Step 2: Convert to fraction form
    164,491.80/246,737.70 = 39,832.80/x
  3. Step 3: Cross multiply
    164,491.80x = 246,737.70 × 39,832.80
  4. Step 4: Simplify right side
    164,491.80x = 9,828,253,456.56
  5. Step 5: Solve for x
    x = 9,828,253,456.56/164,491.80
  6. Step 6: Final answer
    x = 59,749.20

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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.