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Finding the Fourth Proportional to 26,748.56, 40,123.04 and 7,027.08

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Solution

The fourth proportional to 26,748.56, 40,123.04 and 7,027.08 is: 10,540.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,748.56 : 40,123.04 = 7,027.08 : x
  2. Step 2: Convert to fraction form
    26,748.56/40,123.04 = 7,027.08/x
  3. Step 3: Cross multiply
    26,748.56x = 40,123.04 × 7,027.08
  4. Step 4: Simplify right side
    26,748.56x = 281,947,776.79
  5. Step 5: Solve for x
    x = 281,947,776.79/26,748.56
  6. Step 6: Final answer
    x = 10,540.67

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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.