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Finding the Fourth Proportional to 33,803.70, 46,646.64 and 18,696.54

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Solution

The fourth proportional to 33,803.70, 46,646.64 and 18,696.54 is: 25,799.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,803.70 : 46,646.64 = 18,696.54 : x
  2. Step 2: Convert to fraction form
    33,803.70/46,646.64 = 18,696.54/x
  3. Step 3: Cross multiply
    33,803.70x = 46,646.64 × 18,696.54
  4. Step 4: Simplify right side
    33,803.70x = 872,130,770.63
  5. Step 5: Solve for x
    x = 872,130,770.63/33,803.70
  6. Step 6: Final answer
    x = 25,799.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.