Home / 33,160.20-49,740.30-9,786.60

Finding the Fourth Proportional to 33,160.20, 49,740.30 and 9,786.60

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Solution

The fourth proportional to 33,160.20, 49,740.30 and 9,786.60 is: 14,679.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,160.20 : 49,740.30 = 9,786.60 : x
  2. Step 2: Convert to fraction form
    33,160.20/49,740.30 = 9,786.60/x
  3. Step 3: Cross multiply
    33,160.20x = 49,740.30 × 9,786.60
  4. Step 4: Simplify right side
    33,160.20x = 486,788,419.98
  5. Step 5: Solve for x
    x = 486,788,419.98/33,160.20
  6. Step 6: Final answer
    x = 14,679.90

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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.