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Finding the Fourth Proportional to 117,654.92, 176,504.26 and 47,583.44

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Solution

The fourth proportional to 117,654.92, 176,504.26 and 47,583.44 is: 71,384.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,654.92 : 176,504.26 = 47,583.44 : x
  2. Step 2: Convert to fraction form
    117,654.92/176,504.26 = 47,583.44/x
  3. Step 3: Cross multiply
    117,654.92x = 176,504.26 × 47,583.44
  4. Step 4: Simplify right side
    117,654.92x = 8,398,679,865.45
  5. Step 5: Solve for x
    x = 8,398,679,865.45/117,654.92
  6. Step 6: Final answer
    x = 71,384.01

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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.