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Finding the Fourth Proportional to 68,252.49, 102,393.32 and 23,880.69

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Solution

The fourth proportional to 68,252.49, 102,393.32 and 23,880.69 is: 35,826.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,252.49 : 102,393.32 = 23,880.69 : x
  2. Step 2: Convert to fraction form
    68,252.49/102,393.32 = 23,880.69/x
  3. Step 3: Cross multiply
    68,252.49x = 102,393.32 × 23,880.69
  4. Step 4: Simplify right side
    68,252.49x = 2,445,223,013.59
  5. Step 5: Solve for x
    x = 2,445,223,013.59/68,252.49
  6. Step 6: Final answer
    x = 35,826.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.