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Finding the Fourth Proportional to 162,797.20, 244,162.88 and 44,458.72

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Solution

The fourth proportional to 162,797.20, 244,162.88 and 44,458.72 is: 66,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,797.20 : 244,162.88 = 44,458.72 : x
  2. Step 2: Convert to fraction form
    162,797.20/244,162.88 = 44,458.72/x
  3. Step 3: Cross multiply
    162,797.20x = 244,162.88 × 44,458.72
  4. Step 4: Simplify right side
    162,797.20x = 10,855,169,116.31
  5. Step 5: Solve for x
    x = 10,855,169,116.31/162,797.20
  6. Step 6: Final answer
    x = 66,679.09

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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.