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Finding the Fourth Proportional to 109,367.44, 150,927.08 and 59,066.44

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Solution

The fourth proportional to 109,367.44, 150,927.08 and 59,066.44 is: 81,511.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,367.44 : 150,927.08 = 59,066.44 : x
  2. Step 2: Convert to fraction form
    109,367.44/150,927.08 = 59,066.44/x
  3. Step 3: Cross multiply
    109,367.44x = 150,927.08 × 59,066.44
  4. Step 4: Simplify right side
    109,367.44x = 8,914,724,642.55
  5. Step 5: Solve for x
    x = 8,914,724,642.55/109,367.44
  6. Step 6: Final answer
    x = 81,511.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.