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Finding the Fourth Proportional to 168,258.58, 252,333.28 and 55,908.64

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Solution

The fourth proportional to 168,258.58, 252,333.28 and 55,908.64 is: 83,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,258.58 : 252,333.28 = 55,908.64 : x
  2. Step 2: Convert to fraction form
    168,258.58/252,333.28 = 55,908.64/x
  3. Step 3: Cross multiply
    168,258.58x = 252,333.28 × 55,908.64
  4. Step 4: Simplify right side
    168,258.58x = 14,107,610,511.54
  5. Step 5: Solve for x
    x = 14,107,610,511.54/168,258.58
  6. Step 6: Final answer
    x = 83,844.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.