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Finding the Fourth Proportional to 173,996.64, 261,098.64 and 63,197.28

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Solution

The fourth proportional to 173,996.64, 261,098.64 and 63,197.28 is: 94,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,996.64 : 261,098.64 = 63,197.28 : x
  2. Step 2: Convert to fraction form
    173,996.64/261,098.64 = 63,197.28/x
  3. Step 3: Cross multiply
    173,996.64x = 261,098.64 × 63,197.28
  4. Step 4: Simplify right side
    173,996.64x = 16,500,723,859.70
  5. Step 5: Solve for x
    x = 16,500,723,859.70/173,996.64
  6. Step 6: Final answer
    x = 94,833.58

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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.