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Finding the Fourth Proportional to 173,057.88, 238,727.34 and 119,369.46

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Solution

The fourth proportional to 173,057.88, 238,727.34 and 119,369.46 is: 164,666.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,057.88 : 238,727.34 = 119,369.46 : x
  2. Step 2: Convert to fraction form
    173,057.88/238,727.34 = 119,369.46/x
  3. Step 3: Cross multiply
    173,057.88x = 238,727.34 × 119,369.46
  4. Step 4: Simplify right side
    173,057.88x = 28,496,753,663.04
  5. Step 5: Solve for x
    x = 28,496,753,663.04/173,057.88
  6. Step 6: Final answer
    x = 164,666.03

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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.