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Finding the Fourth Proportional to 32,924.25, 45,435.79 and 18,020.57

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Solution

The fourth proportional to 32,924.25, 45,435.79 and 18,020.57 is: 24,868.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,924.25 : 45,435.79 = 18,020.57 : x
  2. Step 2: Convert to fraction form
    32,924.25/45,435.79 = 18,020.57/x
  3. Step 3: Cross multiply
    32,924.25x = 45,435.79 × 18,020.57
  4. Step 4: Simplify right side
    32,924.25x = 818,778,744.10
  5. Step 5: Solve for x
    x = 818,778,744.10/32,924.25
  6. Step 6: Final answer
    x = 24,868.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.