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Finding the Fourth Proportional to 168,258.88, 252,333.71 and 55,908.93

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Solution

The fourth proportional to 168,258.88, 252,333.71 and 55,908.93 is: 83,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,258.88 : 252,333.71 = 55,908.93 : x
  2. Step 2: Convert to fraction form
    168,258.88/252,333.71 = 55,908.93/x
  3. Step 3: Cross multiply
    168,258.88x = 252,333.71 × 55,908.93
  4. Step 4: Simplify right side
    168,258.88x = 14,107,707,729.03
  5. Step 5: Solve for x
    x = 14,107,707,729.03/168,258.88
  6. Step 6: Final answer
    x = 83,845.25

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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.