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Finding the Fourth Proportional to 67,638.26, 93,345.10 and 37,830.26

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Solution

The fourth proportional to 67,638.26, 93,345.10 and 37,830.26 is: 52,208.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,638.26 : 93,345.10 = 37,830.26 : x
  2. Step 2: Convert to fraction form
    67,638.26/93,345.10 = 37,830.26/x
  3. Step 3: Cross multiply
    67,638.26x = 93,345.10 × 37,830.26
  4. Step 4: Simplify right side
    67,638.26x = 3,531,269,402.73
  5. Step 5: Solve for x
    x = 3,531,269,402.73/67,638.26
  6. Step 6: Final answer
    x = 52,208.16

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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.