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Finding the Fourth Proportional to 217,166.94, 325,713.96 and 59,367.60

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Solution

The fourth proportional to 217,166.94, 325,713.96 and 59,367.60 is: 89,041.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,166.94 : 325,713.96 = 59,367.60 : x
  2. Step 2: Convert to fraction form
    217,166.94/325,713.96 = 59,367.60/x
  3. Step 3: Cross multiply
    217,166.94x = 325,713.96 × 59,367.60
  4. Step 4: Simplify right side
    217,166.94x = 19,336,856,091.70
  5. Step 5: Solve for x
    x = 19,336,856,091.70/217,166.94
  6. Step 6: Final answer
    x = 89,041.44

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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.