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Finding the Fourth Proportional to 173,257, 239,094.66 and 93,769

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Solution

The fourth proportional to 173,257, 239,094.66 and 93,769 is: 129,401.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,257 : 239,094.66 = 93,769 : x
  2. Step 2: Convert to fraction form
    173,257/239,094.66 = 93,769/x
  3. Step 3: Cross multiply
    173,257x = 239,094.66 × 93,769
  4. Step 4: Simplify right side
    173,257x = 22,419,667,173.54
  5. Step 5: Solve for x
    x = 22,419,667,173.54/173,257
  6. Step 6: Final answer
    x = 129,401.22

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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.