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Finding the Fourth Proportional to 176,162.92, 242,769.22 and 172,924.03

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Solution

The fourth proportional to 176,162.92, 242,769.22 and 172,924.03 is: 238,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,162.92 : 242,769.22 = 172,924.03 : x
  2. Step 2: Convert to fraction form
    176,162.92/242,769.22 = 172,924.03/x
  3. Step 3: Cross multiply
    176,162.92x = 242,769.22 × 172,924.03
  4. Step 4: Simplify right side
    176,162.92x = 41,980,631,882.36
  5. Step 5: Solve for x
    x = 41,980,631,882.36/176,162.92
  6. Step 6: Final answer
    x = 238,305.72

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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.