Home / 104,118.58-156,140.19-37,540.81

Finding the Fourth Proportional to 104,118.58, 156,140.19 and 37,540.81

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Solution

The fourth proportional to 104,118.58, 156,140.19 and 37,540.81 is: 56,297.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,118.58 : 156,140.19 = 37,540.81 : x
  2. Step 2: Convert to fraction form
    104,118.58/156,140.19 = 37,540.81/x
  3. Step 3: Cross multiply
    104,118.58x = 156,140.19 × 37,540.81
  4. Step 4: Simplify right side
    104,118.58x = 5,861,629,206.15
  5. Step 5: Solve for x
    x = 5,861,629,206.15/104,118.58
  6. Step 6: Final answer
    x = 56,297.63

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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.