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Finding the Fourth Proportional to 32,841.44, 45,317.90 and 18,500.87

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Solution

The fourth proportional to 32,841.44, 45,317.90 and 18,500.87 is: 25,529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,841.44 : 45,317.90 = 18,500.87 : x
  2. Step 2: Convert to fraction form
    32,841.44/45,317.90 = 18,500.87/x
  3. Step 3: Cross multiply
    32,841.44x = 45,317.90 × 18,500.87
  4. Step 4: Simplify right side
    32,841.44x = 838,420,257.48
  5. Step 5: Solve for x
    x = 838,420,257.48/32,841.44
  6. Step 6: Final answer
    x = 25,529.34

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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.