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Finding the Fourth Proportional to 32,673.87, 45,090.49 and 18,336.87

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Solution

The fourth proportional to 32,673.87, 45,090.49 and 18,336.87 is: 25,305.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,673.87 : 45,090.49 = 18,336.87 : x
  2. Step 2: Convert to fraction form
    32,673.87/45,090.49 = 18,336.87/x
  3. Step 3: Cross multiply
    32,673.87x = 45,090.49 × 18,336.87
  4. Step 4: Simplify right side
    32,673.87x = 826,818,453.37
  5. Step 5: Solve for x
    x = 826,818,453.37/32,673.87
  6. Step 6: Final answer
    x = 25,305.19

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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.