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Finding the Fourth Proportional to 168,237.82, 232,160.00 and 100,253.28

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Solution

The fourth proportional to 168,237.82, 232,160.00 and 100,253.28 is: 138,344.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,237.82 : 232,160.00 = 100,253.28 : x
  2. Step 2: Convert to fraction form
    168,237.82/232,160.00 = 100,253.28/x
  3. Step 3: Cross multiply
    168,237.82x = 232,160.00 × 100,253.28
  4. Step 4: Simplify right side
    168,237.82x = 23,274,800,830.20
  5. Step 5: Solve for x
    x = 23,274,800,830.20/168,237.82
  6. Step 6: Final answer
    x = 138,344.64

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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.