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Finding the Fourth Proportional to 6,995.79, 10,496.12 and 3,102.93

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Solution

The fourth proportional to 6,995.79, 10,496.12 and 3,102.93 is: 4,655.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.79 : 10,496.12 = 3,102.93 : x
  2. Step 2: Convert to fraction form
    6,995.79/10,496.12 = 3,102.93/x
  3. Step 3: Cross multiply
    6,995.79x = 10,496.12 × 3,102.93
  4. Step 4: Simplify right side
    6,995.79x = 32,568,710.12
  5. Step 5: Solve for x
    x = 32,568,710.12/6,995.79
  6. Step 6: Final answer
    x = 4,655.47

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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.