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Finding the Fourth Proportional to 169,437.96, 254,554.12 and 159,863.04

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Solution

The fourth proportional to 169,437.96, 254,554.12 and 159,863.04 is: 240,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,437.96 : 254,554.12 = 159,863.04 : x
  2. Step 2: Convert to fraction form
    169,437.96/254,554.12 = 159,863.04/x
  3. Step 3: Cross multiply
    169,437.96x = 254,554.12 × 159,863.04
  4. Step 4: Simplify right side
    169,437.96x = 40,693,795,467.72
  5. Step 5: Solve for x
    x = 40,693,795,467.72/169,437.96
  6. Step 6: Final answer
    x = 240,169.30

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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.