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Finding the Fourth Proportional to 173,361, 239,238.18 and 93,873

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Solution

The fourth proportional to 173,361, 239,238.18 and 93,873 is: 129,544.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,361 : 239,238.18 = 93,873 : x
  2. Step 2: Convert to fraction form
    173,361/239,238.18 = 93,873/x
  3. Step 3: Cross multiply
    173,361x = 239,238.18 × 93,873
  4. Step 4: Simplify right side
    173,361x = 22,458,005,671.14
  5. Step 5: Solve for x
    x = 22,458,005,671.14/173,361
  6. Step 6: Final answer
    x = 129,544.74

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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.