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Finding the Fourth Proportional to 36,695.08, 55,040.46 and 12,071.08

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Solution

The fourth proportional to 36,695.08, 55,040.46 and 12,071.08 is: 18,105.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,695.08 : 55,040.46 = 12,071.08 : x
  2. Step 2: Convert to fraction form
    36,695.08/55,040.46 = 12,071.08/x
  3. Step 3: Cross multiply
    36,695.08x = 55,040.46 × 12,071.08
  4. Step 4: Simplify right side
    36,695.08x = 664,397,795.90
  5. Step 5: Solve for x
    x = 664,397,795.90/36,695.08
  6. Step 6: Final answer
    x = 18,105.91

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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.