Home / 199,494.15-275,193.01-127,793.35

Finding the Fourth Proportional to 199,494.15, 275,193.01 and 127,793.35

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Solution

The fourth proportional to 199,494.15, 275,193.01 and 127,793.35 is: 176,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,494.15 : 275,193.01 = 127,793.35 : x
  2. Step 2: Convert to fraction form
    199,494.15/275,193.01 = 127,793.35/x
  3. Step 3: Cross multiply
    199,494.15x = 275,193.01 × 127,793.35
  4. Step 4: Simplify right side
    199,494.15x = 35,167,836,644.48
  5. Step 5: Solve for x
    x = 35,167,836,644.48/199,494.15
  6. Step 6: Final answer
    x = 176,285.05

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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.