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Finding the Fourth Proportional to 117,806, 162,605.71 and 69,436.04

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Solution

The fourth proportional to 117,806, 162,605.71 and 69,436.04 is: 95,841.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,806 : 162,605.71 = 69,436.04 : x
  2. Step 2: Convert to fraction form
    117,806/162,605.71 = 69,436.04/x
  3. Step 3: Cross multiply
    117,806x = 162,605.71 × 69,436.04
  4. Step 4: Simplify right side
    117,806x = 11,290,696,236.61
  5. Step 5: Solve for x
    x = 11,290,696,236.61/117,806
  6. Step 6: Final answer
    x = 95,841.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.