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Finding the Fourth Proportional to 16,701.50, 23,048.80 and 9,249.50

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Solution

The fourth proportional to 16,701.50, 23,048.80 and 9,249.50 is: 12,764.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,701.50 : 23,048.80 = 9,249.50 : x
  2. Step 2: Convert to fraction form
    16,701.50/23,048.80 = 9,249.50/x
  3. Step 3: Cross multiply
    16,701.50x = 23,048.80 × 9,249.50
  4. Step 4: Simplify right side
    16,701.50x = 213,189,875.60
  5. Step 5: Solve for x
    x = 213,189,875.60/16,701.50
  6. Step 6: Final answer
    x = 12,764.71

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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.