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Finding the Fourth Proportional to 11,773.68, 17,616.36 and 7,095.60

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Solution

The fourth proportional to 11,773.68, 17,616.36 and 7,095.60 is: 10,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.68 : 17,616.36 = 7,095.60 : x
  2. Step 2: Convert to fraction form
    11,773.68/17,616.36 = 7,095.60/x
  3. Step 3: Cross multiply
    11,773.68x = 17,616.36 × 7,095.60
  4. Step 4: Simplify right side
    11,773.68x = 124,998,644.02
  5. Step 5: Solve for x
    x = 124,998,644.02/11,773.68
  6. Step 6: Final answer
    x = 10,616.79

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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.