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Finding the Fourth Proportional to 173,747, 239,769.24 and 98,295.50

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Solution

The fourth proportional to 173,747, 239,769.24 and 98,295.50 is: 135,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,747 : 239,769.24 = 98,295.50 : x
  2. Step 2: Convert to fraction form
    173,747/239,769.24 = 98,295.50/x
  3. Step 3: Cross multiply
    173,747x = 239,769.24 × 98,295.50
  4. Step 4: Simplify right side
    173,747x = 23,568,237,330.42
  5. Step 5: Solve for x
    x = 23,568,237,330.42/173,747
  6. Step 6: Final answer
    x = 135,646.87

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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.