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Finding the Fourth Proportional to 38,232.80, 57,349.20 and 17,496.80

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Solution

The fourth proportional to 38,232.80, 57,349.20 and 17,496.80 is: 26,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,232.80 : 57,349.20 = 17,496.80 : x
  2. Step 2: Convert to fraction form
    38,232.80/57,349.20 = 17,496.80/x
  3. Step 3: Cross multiply
    38,232.80x = 57,349.20 × 17,496.80
  4. Step 4: Simplify right side
    38,232.80x = 1,003,427,482.56
  5. Step 5: Solve for x
    x = 1,003,427,482.56/38,232.80
  6. Step 6: Final answer
    x = 26,245.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.