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Finding the Fourth Proportional to 36,570.80, 54,769.80 and 24,820.40

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Solution

The fourth proportional to 36,570.80, 54,769.80 and 24,820.40 is: 37,171.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,570.80 : 54,769.80 = 24,820.40 : x
  2. Step 2: Convert to fraction form
    36,570.80/54,769.80 = 24,820.40/x
  3. Step 3: Cross multiply
    36,570.80x = 54,769.80 × 24,820.40
  4. Step 4: Simplify right side
    36,570.80x = 1,359,408,343.92
  5. Step 5: Solve for x
    x = 1,359,408,343.92/36,570.80
  6. Step 6: Final answer
    x = 37,171.96

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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.