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Finding the Fourth Proportional to 168,300.04, 232,237.92 and 92,843.68

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Solution

The fourth proportional to 168,300.04, 232,237.92 and 92,843.68 is: 128,115.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,300.04 : 232,237.92 = 92,843.68 : x
  2. Step 2: Convert to fraction form
    168,300.04/232,237.92 = 92,843.68/x
  3. Step 3: Cross multiply
    168,300.04x = 232,237.92 × 92,843.68
  4. Step 4: Simplify right side
    168,300.04x = 21,561,823,128.35
  5. Step 5: Solve for x
    x = 21,561,823,128.35/168,300.04
  6. Step 6: Final answer
    x = 128,115.38

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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.