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Finding the Fourth Proportional to 32,994.39, 45,521.56 and 18,652.84

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Solution

The fourth proportional to 32,994.39, 45,521.56 and 18,652.84 is: 25,734.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,994.39 : 45,521.56 = 18,652.84 : x
  2. Step 2: Convert to fraction form
    32,994.39/45,521.56 = 18,652.84/x
  3. Step 3: Cross multiply
    32,994.39x = 45,521.56 × 18,652.84
  4. Step 4: Simplify right side
    32,994.39x = 849,106,375.23
  5. Step 5: Solve for x
    x = 849,106,375.23/32,994.39
  6. Step 6: Final answer
    x = 25,734.87

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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.