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Finding the Fourth Proportional to 36,850.07, 55,275.11 and 9,148.07

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Solution

The fourth proportional to 36,850.07, 55,275.11 and 9,148.07 is: 13,722.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,850.07 : 55,275.11 = 9,148.07 : x
  2. Step 2: Convert to fraction form
    36,850.07/55,275.11 = 9,148.07/x
  3. Step 3: Cross multiply
    36,850.07x = 55,275.11 × 9,148.07
  4. Step 4: Simplify right side
    36,850.07x = 505,660,575.54
  5. Step 5: Solve for x
    x = 505,660,575.54/36,850.07
  6. Step 6: Final answer
    x = 13,722.11

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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.