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Finding the Fourth Proportional to 100,468.76, 150,596.18 and 47,766.84

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Solution

The fourth proportional to 100,468.76, 150,596.18 and 47,766.84 is: 71,599.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,468.76 : 150,596.18 = 47,766.84 : x
  2. Step 2: Convert to fraction form
    100,468.76/150,596.18 = 47,766.84/x
  3. Step 3: Cross multiply
    100,468.76x = 150,596.18 × 47,766.84
  4. Step 4: Simplify right side
    100,468.76x = 7,193,503,634.67
  5. Step 5: Solve for x
    x = 7,193,503,634.67/100,468.76
  6. Step 6: Final answer
    x = 71,599.41

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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.