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Finding the Fourth Proportional to 17,775.71, 26,640.48 and 7,233.44

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Solution

The fourth proportional to 17,775.71, 26,640.48 and 7,233.44 is: 10,840.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,775.71 : 26,640.48 = 7,233.44 : x
  2. Step 2: Convert to fraction form
    17,775.71/26,640.48 = 7,233.44/x
  3. Step 3: Cross multiply
    17,775.71x = 26,640.48 × 7,233.44
  4. Step 4: Simplify right side
    17,775.71x = 192,702,313.65
  5. Step 5: Solve for x
    x = 192,702,313.65/17,775.71
  6. Step 6: Final answer
    x = 10,840.77

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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.