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Finding the Fourth Proportional to 168,161.48, 232,064.40 and 92,712.68

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Solution

The fourth proportional to 168,161.48, 232,064.40 and 92,712.68 is: 127,944.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,161.48 : 232,064.40 = 92,712.68 : x
  2. Step 2: Convert to fraction form
    168,161.48/232,064.40 = 92,712.68/x
  3. Step 3: Cross multiply
    168,161.48x = 232,064.40 × 92,712.68
  4. Step 4: Simplify right side
    168,161.48x = 21,515,312,456.59
  5. Step 5: Solve for x
    x = 21,515,312,456.59/168,161.48
  6. Step 6: Final answer
    x = 127,944.36

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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.