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Finding the Fourth Proportional to 162,267.84, 243,424.79 and 49,957.39

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Solution

The fourth proportional to 162,267.84, 243,424.79 and 49,957.39 is: 74,943.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,267.84 : 243,424.79 = 49,957.39 : x
  2. Step 2: Convert to fraction form
    162,267.84/243,424.79 = 49,957.39/x
  3. Step 3: Cross multiply
    162,267.84x = 243,424.79 × 49,957.39
  4. Step 4: Simplify right side
    162,267.84x = 12,160,867,692.54
  5. Step 5: Solve for x
    x = 12,160,867,692.54/162,267.84
  6. Step 6: Final answer
    x = 74,943.18

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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.