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Finding the Fourth Proportional to 67,171.73, 92,710.24 and 38,510.64

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Solution

The fourth proportional to 67,171.73, 92,710.24 and 38,510.64 is: 53,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,171.73 : 92,710.24 = 38,510.64 : x
  2. Step 2: Convert to fraction form
    67,171.73/92,710.24 = 38,510.64/x
  3. Step 3: Cross multiply
    67,171.73x = 92,710.24 × 38,510.64
  4. Step 4: Simplify right side
    67,171.73x = 3,570,330,580.68
  5. Step 5: Solve for x
    x = 3,570,330,580.68/67,171.73
  6. Step 6: Final answer
    x = 53,152.28

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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.