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Finding the Fourth Proportional to 168,643.35, 232,741.06 and 96,049.31

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Solution

The fourth proportional to 168,643.35, 232,741.06 and 96,049.31 is: 132,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,643.35 : 232,741.06 = 96,049.31 : x
  2. Step 2: Convert to fraction form
    168,643.35/232,741.06 = 96,049.31/x
  3. Step 3: Cross multiply
    168,643.35x = 232,741.06 × 96,049.31
  4. Step 4: Simplify right side
    168,643.35x = 22,354,616,577.72
  5. Step 5: Solve for x
    x = 22,354,616,577.72/168,643.35
  6. Step 6: Final answer
    x = 132,555.58

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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.