Home / 37,152.74-55,633.90-20,494.26

Finding the Fourth Proportional to 37,152.74, 55,633.90 and 20,494.26

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Solution

The fourth proportional to 37,152.74, 55,633.90 and 20,494.26 is: 30,688.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,152.74 : 55,633.90 = 20,494.26 : x
  2. Step 2: Convert to fraction form
    37,152.74/55,633.90 = 20,494.26/x
  3. Step 3: Cross multiply
    37,152.74x = 55,633.90 × 20,494.26
  4. Step 4: Simplify right side
    37,152.74x = 1,140,175,611.41
  5. Step 5: Solve for x
    x = 1,140,175,611.41/37,152.74
  6. Step 6: Final answer
    x = 30,688.87

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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.