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Finding the Fourth Proportional to 27,267.70, 40,903.17 and 10,622.20

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Solution

The fourth proportional to 27,267.70, 40,903.17 and 10,622.20 is: 15,933.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,267.70 : 40,903.17 = 10,622.20 : x
  2. Step 2: Convert to fraction form
    27,267.70/40,903.17 = 10,622.20/x
  3. Step 3: Cross multiply
    27,267.70x = 40,903.17 × 10,622.20
  4. Step 4: Simplify right side
    27,267.70x = 434,481,652.37
  5. Step 5: Solve for x
    x = 434,481,652.37/27,267.70
  6. Step 6: Final answer
    x = 15,933.93

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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.