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Finding the Fourth Proportional to 67,938.36, 93,754.42 and 37,723.79

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Solution

The fourth proportional to 67,938.36, 93,754.42 and 37,723.79 is: 52,058.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,938.36 : 93,754.42 = 37,723.79 : x
  2. Step 2: Convert to fraction form
    67,938.36/93,754.42 = 37,723.79/x
  3. Step 3: Cross multiply
    67,938.36x = 93,754.42 × 37,723.79
  4. Step 4: Simplify right side
    67,938.36x = 3,536,772,051.65
  5. Step 5: Solve for x
    x = 3,536,772,051.65/67,938.36
  6. Step 6: Final answer
    x = 52,058.54

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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.