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Finding the Fourth Proportional to 14,525.52, 20,047.99 and 9,494.07

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Solution

The fourth proportional to 14,525.52, 20,047.99 and 9,494.07 is: 13,103.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.52 : 20,047.99 = 9,494.07 : x
  2. Step 2: Convert to fraction form
    14,525.52/20,047.99 = 9,494.07/x
  3. Step 3: Cross multiply
    14,525.52x = 20,047.99 × 9,494.07
  4. Step 4: Simplify right side
    14,525.52x = 190,337,020.42
  5. Step 5: Solve for x
    x = 190,337,020.42/14,525.52
  6. Step 6: Final answer
    x = 13,103.63

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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.