Home / 103,633.75-155,450.67-37,069.90

Finding the Fourth Proportional to 103,633.75, 155,450.67 and 37,069.90

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Solution

The fourth proportional to 103,633.75, 155,450.67 and 37,069.90 is: 55,604.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,633.75 : 155,450.67 = 37,069.90 : x
  2. Step 2: Convert to fraction form
    103,633.75/155,450.67 = 37,069.90/x
  3. Step 3: Cross multiply
    103,633.75x = 155,450.67 × 37,069.90
  4. Step 4: Simplify right side
    103,633.75x = 5,762,540,791.83
  5. Step 5: Solve for x
    x = 5,762,540,791.83/103,633.75
  6. Step 6: Final answer
    x = 55,604.87

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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.