Home / 103,575.57-155,251.44-50,154.69

Finding the Fourth Proportional to 103,575.57, 155,251.44 and 50,154.69

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Solution

The fourth proportional to 103,575.57, 155,251.44 and 50,154.69 is: 75,177.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,575.57 : 155,251.44 = 50,154.69 : x
  2. Step 2: Convert to fraction form
    103,575.57/155,251.44 = 50,154.69/x
  3. Step 3: Cross multiply
    103,575.57x = 155,251.44 × 50,154.69
  4. Step 4: Simplify right side
    103,575.57x = 7,786,587,845.25
  5. Step 5: Solve for x
    x = 7,786,587,845.25/103,575.57
  6. Step 6: Final answer
    x = 75,177.84

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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.