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Finding the Fourth Proportional to 69,766.98, 104,649.62 and 17,176.92

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Solution

The fourth proportional to 69,766.98, 104,649.62 and 17,176.92 is: 25,765.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,766.98 : 104,649.62 = 17,176.92 : x
  2. Step 2: Convert to fraction form
    69,766.98/104,649.62 = 17,176.92/x
  3. Step 3: Cross multiply
    69,766.98x = 104,649.62 × 17,176.92
  4. Step 4: Simplify right side
    69,766.98x = 1,797,558,064.89
  5. Step 5: Solve for x
    x = 1,797,558,064.89/69,766.98
  6. Step 6: Final answer
    x = 25,765.17

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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.