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Finding the Fourth Proportional to 176,363.73, 264,462.21 and 68,343.66

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Solution

The fourth proportional to 176,363.73, 264,462.21 and 68,343.66 is: 102,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,363.73 : 264,462.21 = 68,343.66 : x
  2. Step 2: Convert to fraction form
    176,363.73/264,462.21 = 68,343.66/x
  3. Step 3: Cross multiply
    176,363.73x = 264,462.21 × 68,343.66
  4. Step 4: Simplify right side
    176,363.73x = 18,074,315,363.09
  5. Step 5: Solve for x
    x = 18,074,315,363.09/176,363.73
  6. Step 6: Final answer
    x = 102,483.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.