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Finding the Fourth Proportional to 187,467.60, 281,201.40 and 62,808.60

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Solution

The fourth proportional to 187,467.60, 281,201.40 and 62,808.60 is: 94,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,467.60 : 281,201.40 = 62,808.60 : x
  2. Step 2: Convert to fraction form
    187,467.60/281,201.40 = 62,808.60/x
  3. Step 3: Cross multiply
    187,467.60x = 281,201.40 × 62,808.60
  4. Step 4: Simplify right side
    187,467.60x = 17,661,866,252.04
  5. Step 5: Solve for x
    x = 17,661,866,252.04/187,467.60
  6. Step 6: Final answer
    x = 94,212.90

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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.