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Finding the Fourth Proportional to 32,487.58, 44,832.90 and 18,340.54

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Solution

The fourth proportional to 32,487.58, 44,832.90 and 18,340.54 is: 25,309.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,487.58 : 44,832.90 = 18,340.54 : x
  2. Step 2: Convert to fraction form
    32,487.58/44,832.90 = 18,340.54/x
  3. Step 3: Cross multiply
    32,487.58x = 44,832.90 × 18,340.54
  4. Step 4: Simplify right side
    32,487.58x = 822,259,595.77
  5. Step 5: Solve for x
    x = 822,259,595.77/32,487.58
  6. Step 6: Final answer
    x = 25,309.97

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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.