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Finding the Fourth Proportional to 106,410.84, 159,616.26 and 36,290.76

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Solution

The fourth proportional to 106,410.84, 159,616.26 and 36,290.76 is: 54,436.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,410.84 : 159,616.26 = 36,290.76 : x
  2. Step 2: Convert to fraction form
    106,410.84/159,616.26 = 36,290.76/x
  3. Step 3: Cross multiply
    106,410.84x = 159,616.26 × 36,290.76
  4. Step 4: Simplify right side
    106,410.84x = 5,792,595,383.76
  5. Step 5: Solve for x
    x = 5,792,595,383.76/106,410.84
  6. Step 6: Final answer
    x = 54,436.14

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1.5x scale

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.