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Finding the Fourth Proportional to 68,031.57, 93,898.80 and 37,827.48

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Solution

The fourth proportional to 68,031.57, 93,898.80 and 37,827.48 is: 52,210.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,031.57 : 93,898.80 = 37,827.48 : x
  2. Step 2: Convert to fraction form
    68,031.57/93,898.80 = 37,827.48/x
  3. Step 3: Cross multiply
    68,031.57x = 93,898.80 × 37,827.48
  4. Step 4: Simplify right side
    68,031.57x = 3,551,954,979.02
  5. Step 5: Solve for x
    x = 3,551,954,979.02/68,031.57
  6. Step 6: Final answer
    x = 52,210.39

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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.