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Finding the Fourth Proportional to 69,557.76, 104,337.74 and 16,968.24

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Solution

The fourth proportional to 69,557.76, 104,337.74 and 16,968.24 is: 25,452.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,557.76 : 104,337.74 = 16,968.24 : x
  2. Step 2: Convert to fraction form
    69,557.76/104,337.74 = 16,968.24/x
  3. Step 3: Cross multiply
    69,557.76x = 104,337.74 × 16,968.24
  4. Step 4: Simplify right side
    69,557.76x = 1,770,427,813.38
  5. Step 5: Solve for x
    x = 1,770,427,813.38/69,557.76
  6. Step 6: Final answer
    x = 25,452.63

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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.