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Finding the Fourth Proportional to 173,896.66, 239,986.38 and 97,411.29

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Solution

The fourth proportional to 173,896.66, 239,986.38 and 97,411.29 is: 134,432.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,896.66 : 239,986.38 = 97,411.29 : x
  2. Step 2: Convert to fraction form
    173,896.66/239,986.38 = 97,411.29/x
  3. Step 3: Cross multiply
    173,896.66x = 239,986.38 × 97,411.29
  4. Step 4: Simplify right side
    173,896.66x = 23,377,382,858.23
  5. Step 5: Solve for x
    x = 23,377,382,858.23/173,896.66
  6. Step 6: Final answer
    x = 134,432.62

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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.