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Finding the Fourth Proportional to 36,758.70, 55,101.60 and 18,023.40

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Solution

The fourth proportional to 36,758.70, 55,101.60 and 18,023.40 is: 27,017.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,758.70 : 55,101.60 = 18,023.40 : x
  2. Step 2: Convert to fraction form
    36,758.70/55,101.60 = 18,023.40/x
  3. Step 3: Cross multiply
    36,758.70x = 55,101.60 × 18,023.40
  4. Step 4: Simplify right side
    36,758.70x = 993,118,177.44
  5. Step 5: Solve for x
    x = 993,118,177.44/36,758.70
  6. Step 6: Final answer
    x = 27,017.23

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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.