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Finding the Fourth Proportional to 173,368.65, 239,218.31 and 96,863.29

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Solution

The fourth proportional to 173,368.65, 239,218.31 and 96,863.29 is: 133,654.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,368.65 : 239,218.31 = 96,863.29 : x
  2. Step 2: Convert to fraction form
    173,368.65/239,218.31 = 96,863.29/x
  3. Step 3: Cross multiply
    173,368.65x = 239,218.31 × 96,863.29
  4. Step 4: Simplify right side
    173,368.65x = 23,171,473,524.56
  5. Step 5: Solve for x
    x = 23,171,473,524.56/173,368.65
  6. Step 6: Final answer
    x = 133,654.34

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1.5x scale

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.