Home / 33,116.20-49,674.32-8,156.76

Finding the Fourth Proportional to 33,116.20, 49,674.32 and 8,156.76

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Solution

The fourth proportional to 33,116.20, 49,674.32 and 8,156.76 is: 12,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,116.20 : 49,674.32 = 8,156.76 : x
  2. Step 2: Convert to fraction form
    33,116.20/49,674.32 = 8,156.76/x
  3. Step 3: Cross multiply
    33,116.20x = 49,674.32 × 8,156.76
  4. Step 4: Simplify right side
    33,116.20x = 405,181,309.93
  5. Step 5: Solve for x
    x = 405,181,309.93/33,116.20
  6. Step 6: Final answer
    x = 12,235.14

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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.