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Finding the Fourth Proportional to 179,255, 268,863.87 and 112,497.23

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Solution

The fourth proportional to 179,255, 268,863.87 and 112,497.23 is: 168,734.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,255 : 268,863.87 = 112,497.23 : x
  2. Step 2: Convert to fraction form
    179,255/268,863.87 = 112,497.23/x
  3. Step 3: Cross multiply
    179,255x = 268,863.87 × 112,497.23
  4. Step 4: Simplify right side
    179,255x = 30,246,440,622.08
  5. Step 5: Solve for x
    x = 30,246,440,622.08/179,255
  6. Step 6: Final answer
    x = 168,734.15

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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.