Home / 66,756.24-100,125.54-25,197.84

Finding the Fourth Proportional to 66,756.24, 100,125.54 and 25,197.84

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Solution

The fourth proportional to 66,756.24, 100,125.54 and 25,197.84 is: 37,793.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,756.24 : 100,125.54 = 25,197.84 : x
  2. Step 2: Convert to fraction form
    66,756.24/100,125.54 = 25,197.84/x
  3. Step 3: Cross multiply
    66,756.24x = 100,125.54 × 25,197.84
  4. Step 4: Simplify right side
    66,756.24x = 2,522,947,336.83
  5. Step 5: Solve for x
    x = 2,522,947,336.83/66,756.24
  6. Step 6: Final answer
    x = 37,793.43

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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.