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Finding the Fourth Proportional to 169,205.88, 253,796.12 and 49,263.75

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Solution

The fourth proportional to 169,205.88, 253,796.12 and 49,263.75 is: 73,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,205.88 : 253,796.12 = 49,263.75 : x
  2. Step 2: Convert to fraction form
    169,205.88/253,796.12 = 49,263.75/x
  3. Step 3: Cross multiply
    169,205.88x = 253,796.12 × 49,263.75
  4. Step 4: Simplify right side
    169,205.88x = 12,502,948,360.33
  5. Step 5: Solve for x
    x = 12,502,948,360.33/169,205.88
  6. Step 6: Final answer
    x = 73,891.93

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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.