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Finding the Fourth Proportional to 37,797.76, 56,704.80 and 11,500.48

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Solution

The fourth proportional to 37,797.76, 56,704.80 and 11,500.48 is: 17,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,797.76 : 56,704.80 = 11,500.48 : x
  2. Step 2: Convert to fraction form
    37,797.76/56,704.80 = 11,500.48/x
  3. Step 3: Cross multiply
    37,797.76x = 56,704.80 × 11,500.48
  4. Step 4: Simplify right side
    37,797.76x = 652,132,418.30
  5. Step 5: Solve for x
    x = 652,132,418.30/37,797.76
  6. Step 6: Final answer
    x = 17,253.20

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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.