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Finding the Fourth Proportional to 172,134.65, 237,476.45 and 104,033.39

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Solution

The fourth proportional to 172,134.65, 237,476.45 and 104,033.39 is: 143,524.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,134.65 : 237,476.45 = 104,033.39 : x
  2. Step 2: Convert to fraction form
    172,134.65/237,476.45 = 104,033.39/x
  3. Step 3: Cross multiply
    172,134.65x = 237,476.45 × 104,033.39
  4. Step 4: Simplify right side
    172,134.65x = 24,705,479,586.68
  5. Step 5: Solve for x
    x = 24,705,479,586.68/172,134.65
  6. Step 6: Final answer
    x = 143,524.15

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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.