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Finding the Fourth Proportional to 27,209.80, 40,814.70 and 24,704.20

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Solution

The fourth proportional to 27,209.80, 40,814.70 and 24,704.20 is: 37,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,209.80 : 40,814.70 = 24,704.20 : x
  2. Step 2: Convert to fraction form
    27,209.80/40,814.70 = 24,704.20/x
  3. Step 3: Cross multiply
    27,209.80x = 40,814.70 × 24,704.20
  4. Step 4: Simplify right side
    27,209.80x = 1,008,294,511.74
  5. Step 5: Solve for x
    x = 1,008,294,511.74/27,209.80
  6. Step 6: Final answer
    x = 37,056.30

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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.