Home / 199,835.34-275,772.84-107,954.64

Finding the Fourth Proportional to 199,835.34, 275,772.84 and 107,954.64

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Solution

The fourth proportional to 199,835.34, 275,772.84 and 107,954.64 is: 148,977.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,835.34 : 275,772.84 = 107,954.64 : x
  2. Step 2: Convert to fraction form
    199,835.34/275,772.84 = 107,954.64/x
  3. Step 3: Cross multiply
    199,835.34x = 275,772.84 × 107,954.64
  4. Step 4: Simplify right side
    199,835.34x = 29,770,957,259.15
  5. Step 5: Solve for x
    x = 29,770,957,259.15/199,835.34
  6. Step 6: Final answer
    x = 148,977.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.