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Finding the Fourth Proportional to 8,496.17, 11,723.17 and 5,138.52

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Solution

The fourth proportional to 8,496.17, 11,723.17 and 5,138.52 is: 7,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,496.17 : 11,723.17 = 5,138.52 : x
  2. Step 2: Convert to fraction form
    8,496.17/11,723.17 = 5,138.52/x
  3. Step 3: Cross multiply
    8,496.17x = 11,723.17 × 5,138.52
  4. Step 4: Simplify right side
    8,496.17x = 60,239,743.51
  5. Step 5: Solve for x
    x = 60,239,743.51/8,496.17
  6. Step 6: Final answer
    x = 7,090.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.