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Finding the Fourth Proportional to 62,497.48, 86,246.40 and 34,203.64

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Solution

The fourth proportional to 62,497.48, 86,246.40 and 34,203.64 is: 47,200.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,497.48 : 86,246.40 = 34,203.64 : x
  2. Step 2: Convert to fraction form
    62,497.48/86,246.40 = 34,203.64/x
  3. Step 3: Cross multiply
    62,497.48x = 86,246.40 × 34,203.64
  4. Step 4: Simplify right side
    62,497.48x = 2,949,940,816.90
  5. Step 5: Solve for x
    x = 2,949,940,816.90/62,497.48
  6. Step 6: Final answer
    x = 47,200.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.