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Finding the Fourth Proportional to 36,412.20, 54,521.10 and 36,412.20

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Solution

The fourth proportional to 36,412.20, 54,521.10 and 36,412.20 is: 54,521.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,412.20 : 54,521.10 = 36,412.20 : x
  2. Step 2: Convert to fraction form
    36,412.20/54,521.10 = 36,412.20/x
  3. Step 3: Cross multiply
    36,412.20x = 54,521.10 × 36,412.20
  4. Step 4: Simplify right side
    36,412.20x = 1,985,233,197.42
  5. Step 5: Solve for x
    x = 1,985,233,197.42/36,412.20
  6. Step 6: Final answer
    x = 54,521.10

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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.