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Finding the Fourth Proportional to 164,086.40, 246,116.80 and 64,227.20

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Solution

The fourth proportional to 164,086.40, 246,116.80 and 64,227.20 is: 96,335.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,086.40 : 246,116.80 = 64,227.20 : x
  2. Step 2: Convert to fraction form
    164,086.40/246,116.80 = 64,227.20/x
  3. Step 3: Cross multiply
    164,086.40x = 246,116.80 × 64,227.20
  4. Step 4: Simplify right side
    164,086.40x = 15,807,392,936.96
  5. Step 5: Solve for x
    x = 15,807,392,936.96/164,086.40
  6. Step 6: Final answer
    x = 96,335.79

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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.