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Finding the Fourth Proportional to 106,662.92, 159,940.60 and 35,560.32

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Solution

The fourth proportional to 106,662.92, 159,940.60 and 35,560.32 is: 53,322.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,662.92 : 159,940.60 = 35,560.32 : x
  2. Step 2: Convert to fraction form
    106,662.92/159,940.60 = 35,560.32/x
  3. Step 3: Cross multiply
    106,662.92x = 159,940.60 × 35,560.32
  4. Step 4: Simplify right side
    106,662.92x = 5,687,538,916.99
  5. Step 5: Solve for x
    x = 5,687,538,916.99/106,662.92
  6. Step 6: Final answer
    x = 53,322.55

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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.