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Finding the Fourth Proportional to 173,677.68, 239,682.24 and 98,226

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Solution

The fourth proportional to 173,677.68, 239,682.24 and 98,226 is: 135,555.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,677.68 : 239,682.24 = 98,226 : x
  2. Step 2: Convert to fraction form
    173,677.68/239,682.24 = 98,226/x
  3. Step 3: Cross multiply
    173,677.68x = 239,682.24 × 98,226
  4. Step 4: Simplify right side
    173,677.68x = 23,543,027,706.24
  5. Step 5: Solve for x
    x = 23,543,027,706.24/173,677.68
  6. Step 6: Final answer
    x = 135,555.86

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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.