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Finding the Fourth Proportional to 9,851.60, 13,092.26 and 9,851.60

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Solution

The fourth proportional to 9,851.60, 13,092.26 and 9,851.60 is: 13,092.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,851.60 : 13,092.26 = 9,851.60 : x
  2. Step 2: Convert to fraction form
    9,851.60/13,092.26 = 9,851.60/x
  3. Step 3: Cross multiply
    9,851.60x = 13,092.26 × 9,851.60
  4. Step 4: Simplify right side
    9,851.60x = 128,979,708.62
  5. Step 5: Solve for x
    x = 128,979,708.62/9,851.60
  6. Step 6: Final answer
    x = 13,092.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.