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Finding the Fourth Proportional to 32,843.63, 45,324.26 and 18,696.47

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Solution

The fourth proportional to 32,843.63, 45,324.26 and 18,696.47 is: 25,801.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,843.63 : 45,324.26 = 18,696.47 : x
  2. Step 2: Convert to fraction form
    32,843.63/45,324.26 = 18,696.47/x
  3. Step 3: Cross multiply
    32,843.63x = 45,324.26 × 18,696.47
  4. Step 4: Simplify right side
    32,843.63x = 847,403,667.36
  5. Step 5: Solve for x
    x = 847,403,667.36/32,843.63
  6. Step 6: Final answer
    x = 25,801.16

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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.