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Finding the Fourth Proportional to 164,798.80, 247,198.20 and 59,621.20

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Solution

The fourth proportional to 164,798.80, 247,198.20 and 59,621.20 is: 89,431.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,798.80 : 247,198.20 = 59,621.20 : x
  2. Step 2: Convert to fraction form
    164,798.80/247,198.20 = 59,621.20/x
  3. Step 3: Cross multiply
    164,798.80x = 247,198.20 × 59,621.20
  4. Step 4: Simplify right side
    164,798.80x = 14,738,253,321.84
  5. Step 5: Solve for x
    x = 14,738,253,321.84/164,798.80
  6. Step 6: Final answer
    x = 89,431.80

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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.