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Finding the Fourth Proportional to 68,846.16, 103,259.52 and 22,092.96

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Solution

The fourth proportional to 68,846.16, 103,259.52 and 22,092.96 is: 33,136.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,846.16 : 103,259.52 = 22,092.96 : x
  2. Step 2: Convert to fraction form
    68,846.16/103,259.52 = 22,092.96/x
  3. Step 3: Cross multiply
    68,846.16x = 103,259.52 × 22,092.96
  4. Step 4: Simplify right side
    68,846.16x = 2,281,308,444.98
  5. Step 5: Solve for x
    x = 2,281,308,444.98/68,846.16
  6. Step 6: Final answer
    x = 33,136.32

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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.