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Finding the Fourth Proportional to 69,846.99, 96,388.84 and 38,016.12

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Solution

The fourth proportional to 69,846.99, 96,388.84 and 38,016.12 is: 52,462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,846.99 : 96,388.84 = 38,016.12 : x
  2. Step 2: Convert to fraction form
    69,846.99/96,388.84 = 38,016.12/x
  3. Step 3: Cross multiply
    69,846.99x = 96,388.84 × 38,016.12
  4. Step 4: Simplify right side
    69,846.99x = 3,664,329,708.10
  5. Step 5: Solve for x
    x = 3,664,329,708.10/69,846.99
  6. Step 6: Final answer
    x = 52,462.24

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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.