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Finding the Fourth Proportional to 168,253.83, 252,326.16 and 55,903.88

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Solution

The fourth proportional to 168,253.83, 252,326.16 and 55,903.88 is: 83,837.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,253.83 : 252,326.16 = 55,903.88 : x
  2. Step 2: Convert to fraction form
    168,253.83/252,326.16 = 55,903.88/x
  3. Step 3: Cross multiply
    168,253.83x = 252,326.16 × 55,903.88
  4. Step 4: Simplify right side
    168,253.83x = 14,106,012,000.32
  5. Step 5: Solve for x
    x = 14,106,012,000.32/168,253.83
  6. Step 6: Final answer
    x = 83,837.69

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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.