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Finding the Fourth Proportional to 168,466.96, 232,383.72 and 101,386

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Solution

The fourth proportional to 168,466.96, 232,383.72 and 101,386 is: 139,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,466.96 : 232,383.72 = 101,386 : x
  2. Step 2: Convert to fraction form
    168,466.96/232,383.72 = 101,386/x
  3. Step 3: Cross multiply
    168,466.96x = 232,383.72 × 101,386
  4. Step 4: Simplify right side
    168,466.96x = 23,560,455,835.92
  5. Step 5: Solve for x
    x = 23,560,455,835.92/168,466.96
  6. Step 6: Final answer
    x = 139,852.09

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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.