Home / 103,523.38-155,222.33-67,526.73

Finding the Fourth Proportional to 103,523.38, 155,222.33 and 67,526.73

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Solution

The fourth proportional to 103,523.38, 155,222.33 and 67,526.73 is: 101,249.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,523.38 : 155,222.33 = 67,526.73 : x
  2. Step 2: Convert to fraction form
    103,523.38/155,222.33 = 67,526.73/x
  3. Step 3: Cross multiply
    103,523.38x = 155,222.33 × 67,526.73
  4. Step 4: Simplify right side
    103,523.38x = 10,481,656,367.88
  5. Step 5: Solve for x
    x = 10,481,656,367.88/103,523.38
  6. Step 6: Final answer
    x = 101,249.17

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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.