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Finding the Fourth Proportional to 52,548.30, 72,516.64 and 33,685.42

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Solution

The fourth proportional to 52,548.30, 72,516.64 and 33,685.42 is: 46,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,548.30 : 72,516.64 = 33,685.42 : x
  2. Step 2: Convert to fraction form
    52,548.30/72,516.64 = 33,685.42/x
  3. Step 3: Cross multiply
    52,548.30x = 72,516.64 × 33,685.42
  4. Step 4: Simplify right side
    52,548.30x = 2,442,753,475.39
  5. Step 5: Solve for x
    x = 2,442,753,475.39/52,548.30
  6. Step 6: Final answer
    x = 46,485.87

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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.