Home / 74,469.87-111,632.72-24,515.55

Finding the Fourth Proportional to 74,469.87, 111,632.72 and 24,515.55

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Solution

The fourth proportional to 74,469.87, 111,632.72 and 24,515.55 is: 36,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,469.87 : 111,632.72 = 24,515.55 : x
  2. Step 2: Convert to fraction form
    74,469.87/111,632.72 = 24,515.55/x
  3. Step 3: Cross multiply
    74,469.87x = 111,632.72 × 24,515.55
  4. Step 4: Simplify right side
    74,469.87x = 2,736,737,406.22
  5. Step 5: Solve for x
    x = 2,736,737,406.22/74,469.87
  6. Step 6: Final answer
    x = 36,749.59

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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.