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Finding the Fourth Proportional to 162,732.84, 244,138.23 and 67,910.28

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Solution

The fourth proportional to 162,732.84, 244,138.23 and 67,910.28 is: 101,881.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,732.84 : 244,138.23 = 67,910.28 : x
  2. Step 2: Convert to fraction form
    162,732.84/244,138.23 = 67,910.28/x
  3. Step 3: Cross multiply
    162,732.84x = 244,138.23 × 67,910.28
  4. Step 4: Simplify right side
    162,732.84x = 16,579,495,558.00
  5. Step 5: Solve for x
    x = 16,579,495,558.00/162,732.84
  6. Step 6: Final answer
    x = 101,881.68

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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.