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Finding the Fourth Proportional to 36,514.07, 54,771.10 and 8,812.07

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Solution

The fourth proportional to 36,514.07, 54,771.10 and 8,812.07 is: 13,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,514.07 : 54,771.10 = 8,812.07 : x
  2. Step 2: Convert to fraction form
    36,514.07/54,771.10 = 8,812.07/x
  3. Step 3: Cross multiply
    36,514.07x = 54,771.10 × 8,812.07
  4. Step 4: Simplify right side
    36,514.07x = 482,646,471.29
  5. Step 5: Solve for x
    x = 482,646,471.29/36,514.07
  6. Step 6: Final answer
    x = 13,218.10

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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.