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Finding the Fourth Proportional to 173,819.50, 239,870.92 and 94,331.50

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Solution

The fourth proportional to 173,819.50, 239,870.92 and 94,331.50 is: 130,177.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,819.50 : 239,870.92 = 94,331.50 : x
  2. Step 2: Convert to fraction form
    173,819.50/239,870.92 = 94,331.50/x
  3. Step 3: Cross multiply
    173,819.50x = 239,870.92 × 94,331.50
  4. Step 4: Simplify right side
    173,819.50x = 22,627,383,689.98
  5. Step 5: Solve for x
    x = 22,627,383,689.98/173,819.50
  6. Step 6: Final answer
    x = 130,177.48

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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.