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Finding the Fourth Proportional to 117,616.40, 176,435.16 and 33,377.84

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Solution

The fourth proportional to 117,616.40, 176,435.16 and 33,377.84 is: 50,069.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,616.40 : 176,435.16 = 33,377.84 : x
  2. Step 2: Convert to fraction form
    117,616.40/176,435.16 = 33,377.84/x
  3. Step 3: Cross multiply
    117,616.40x = 176,435.16 × 33,377.84
  4. Step 4: Simplify right side
    117,616.40x = 5,889,024,540.85
  5. Step 5: Solve for x
    x = 5,889,024,540.85/117,616.40
  6. Step 6: Final answer
    x = 50,069.76

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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.