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Finding the Fourth Proportional to 37,797.74, 56,697.15 and 13,173.74

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Solution

The fourth proportional to 37,797.74, 56,697.15 and 13,173.74 is: 19,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,797.74 : 56,697.15 = 13,173.74 : x
  2. Step 2: Convert to fraction form
    37,797.74/56,697.15 = 13,173.74/x
  3. Step 3: Cross multiply
    37,797.74x = 56,697.15 × 13,173.74
  4. Step 4: Simplify right side
    37,797.74x = 746,913,512.84
  5. Step 5: Solve for x
    x = 746,913,512.84/37,797.74
  6. Step 6: Final answer
    x = 19,760.80

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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.