Home / 76,211.62-114,334.14-25,608.84

Finding the Fourth Proportional to 76,211.62, 114,334.14 and 25,608.84

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Solution

The fourth proportional to 76,211.62, 114,334.14 and 25,608.84 is: 38,418.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,211.62 : 114,334.14 = 25,608.84 : x
  2. Step 2: Convert to fraction form
    76,211.62/114,334.14 = 25,608.84/x
  3. Step 3: Cross multiply
    76,211.62x = 114,334.14 × 25,608.84
  4. Step 4: Simplify right side
    76,211.62x = 2,927,964,697.80
  5. Step 5: Solve for x
    x = 2,927,964,697.80/76,211.62
  6. Step 6: Final answer
    x = 38,418.87

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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.