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Finding the Fourth Proportional to 162,789.84, 244,559.88 and 156,063.96

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Solution

The fourth proportional to 162,789.84, 244,559.88 and 156,063.96 is: 234,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,789.84 : 244,559.88 = 156,063.96 : x
  2. Step 2: Convert to fraction form
    162,789.84/244,559.88 = 156,063.96/x
  3. Step 3: Cross multiply
    162,789.84x = 244,559.88 × 156,063.96
  4. Step 4: Simplify right side
    162,789.84x = 38,166,983,329.92
  5. Step 5: Solve for x
    x = 38,166,983,329.92/162,789.84
  6. Step 6: Final answer
    x = 234,455.56

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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.