Home / 37,717.20-56,583.08-12,761.30

Finding the Fourth Proportional to 37,717.20, 56,583.08 and 12,761.30

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Solution

The fourth proportional to 37,717.20, 56,583.08 and 12,761.30 is: 19,144.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,717.20 : 56,583.08 = 12,761.30 : x
  2. Step 2: Convert to fraction form
    37,717.20/56,583.08 = 12,761.30/x
  3. Step 3: Cross multiply
    37,717.20x = 56,583.08 × 12,761.30
  4. Step 4: Simplify right side
    37,717.20x = 722,073,658.80
  5. Step 5: Solve for x
    x = 722,073,658.80/37,717.20
  6. Step 6: Final answer
    x = 19,144.41

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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.