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Finding the Fourth Proportional to 176,105.37, 242,689.82 and 172,866.34

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Solution

The fourth proportional to 176,105.37, 242,689.82 and 172,866.34 is: 238,226.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,105.37 : 242,689.82 = 172,866.34 : x
  2. Step 2: Convert to fraction form
    176,105.37/242,689.82 = 172,866.34/x
  3. Step 3: Cross multiply
    176,105.37x = 242,689.82 × 172,866.34
  4. Step 4: Simplify right side
    176,105.37x = 41,952,899,984.93
  5. Step 5: Solve for x
    x = 41,952,899,984.93/176,105.37
  6. Step 6: Final answer
    x = 238,226.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.