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Finding the Fourth Proportional to 176,979.64, 244,231.50 and 96,406.97

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Solution

The fourth proportional to 176,979.64, 244,231.50 and 96,406.97 is: 133,041.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,979.64 : 244,231.50 = 96,406.97 : x
  2. Step 2: Convert to fraction form
    176,979.64/244,231.50 = 96,406.97/x
  3. Step 3: Cross multiply
    176,979.64x = 244,231.50 × 96,406.97
  4. Step 4: Simplify right side
    176,979.64x = 23,545,617,672.40
  5. Step 5: Solve for x
    x = 23,545,617,672.40/176,979.64
  6. Step 6: Final answer
    x = 133,041.39

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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.