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Finding the Fourth Proportional to 27,245.94, 40,868.10 and 7,525.68

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Solution

The fourth proportional to 27,245.94, 40,868.10 and 7,525.68 is: 11,288.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.94 : 40,868.10 = 7,525.68 : x
  2. Step 2: Convert to fraction form
    27,245.94/40,868.10 = 7,525.68/x
  3. Step 3: Cross multiply
    27,245.94x = 40,868.10 × 7,525.68
  4. Step 4: Simplify right side
    27,245.94x = 307,560,242.81
  5. Step 5: Solve for x
    x = 307,560,242.81/27,245.94
  6. Step 6: Final answer
    x = 11,288.30

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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.