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Finding the Fourth Proportional to 117,876.33, 176,816.12 and 33,636.47

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Solution

The fourth proportional to 117,876.33, 176,816.12 and 33,636.47 is: 50,455.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,876.33 : 176,816.12 = 33,636.47 : x
  2. Step 2: Convert to fraction form
    117,876.33/176,816.12 = 33,636.47/x
  3. Step 3: Cross multiply
    117,876.33x = 176,816.12 × 33,636.47
  4. Step 4: Simplify right side
    117,876.33x = 5,947,469,063.63
  5. Step 5: Solve for x
    x = 5,947,469,063.63/117,876.33
  6. Step 6: Final answer
    x = 50,455.16

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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.