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Finding the Fourth Proportional to 12,250.00, 18,351.87 and 7,237.41

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Solution

The fourth proportional to 12,250.00, 18,351.87 and 7,237.41 is: 10,842.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.00 : 18,351.87 = 7,237.41 : x
  2. Step 2: Convert to fraction form
    12,250.00/18,351.87 = 7,237.41/x
  3. Step 3: Cross multiply
    12,250.00x = 18,351.87 × 7,237.41
  4. Step 4: Simplify right side
    12,250.00x = 132,820,127.41
  5. Step 5: Solve for x
    x = 132,820,127.41/12,250.00
  6. Step 6: Final answer
    x = 10,842.46

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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.