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Finding the Fourth Proportional to 164,335.25, 246,539.80 and 52,022.20

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Solution

The fourth proportional to 164,335.25, 246,539.80 and 52,022.20 is: 78,044.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,335.25 : 246,539.80 = 52,022.20 : x
  2. Step 2: Convert to fraction form
    164,335.25/246,539.80 = 52,022.20/x
  3. Step 3: Cross multiply
    164,335.25x = 246,539.80 × 52,022.20
  4. Step 4: Simplify right side
    164,335.25x = 12,825,542,523.45
  5. Step 5: Solve for x
    x = 12,825,542,523.45/164,335.25
  6. Step 6: Final answer
    x = 78,044.99

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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.