Home / 103,723.58-155,613.06-37,170.44

Finding the Fourth Proportional to 103,723.58, 155,613.06 and 37,170.44

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Solution

The fourth proportional to 103,723.58, 155,613.06 and 37,170.44 is: 55,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,723.58 : 155,613.06 = 37,170.44 : x
  2. Step 2: Convert to fraction form
    103,723.58/155,613.06 = 37,170.44/x
  3. Step 3: Cross multiply
    103,723.58x = 155,613.06 × 37,170.44
  4. Step 4: Simplify right side
    103,723.58x = 5,784,205,741.57
  5. Step 5: Solve for x
    x = 5,784,205,741.57/103,723.58
  6. Step 6: Final answer
    x = 55,765.58

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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.