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Finding the Fourth Proportional to 168,557.52, 252,836.16 and 50,225.82

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Solution

The fourth proportional to 168,557.52, 252,836.16 and 50,225.82 is: 75,338.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,557.52 : 252,836.16 = 50,225.82 : x
  2. Step 2: Convert to fraction form
    168,557.52/252,836.16 = 50,225.82/x
  3. Step 3: Cross multiply
    168,557.52x = 252,836.16 × 50,225.82
  4. Step 4: Simplify right side
    168,557.52x = 12,698,903,461.65
  5. Step 5: Solve for x
    x = 12,698,903,461.65/168,557.52
  6. Step 6: Final answer
    x = 75,338.69

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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.