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Finding the Fourth Proportional to 168,673.49, 232,746.92 and 108,325.81

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Solution

The fourth proportional to 168,673.49, 232,746.92 and 108,325.81 is: 149,475.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,673.49 : 232,746.92 = 108,325.81 : x
  2. Step 2: Convert to fraction form
    168,673.49/232,746.92 = 108,325.81/x
  3. Step 3: Cross multiply
    168,673.49x = 232,746.92 × 108,325.81
  4. Step 4: Simplify right side
    168,673.49x = 25,212,497,480.33
  5. Step 5: Solve for x
    x = 25,212,497,480.33/168,673.49
  6. Step 6: Final answer
    x = 149,475.16

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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.