Home / 197,625.18-296,393.40-90,906.64

Finding the Fourth Proportional to 197,625.18, 296,393.40 and 90,906.64

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Solution

The fourth proportional to 197,625.18, 296,393.40 and 90,906.64 is: 136,339.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,625.18 : 296,393.40 = 90,906.64 : x
  2. Step 2: Convert to fraction form
    197,625.18/296,393.40 = 90,906.64/x
  3. Step 3: Cross multiply
    197,625.18x = 296,393.40 × 90,906.64
  4. Step 4: Simplify right side
    197,625.18x = 26,944,126,916.66
  5. Step 5: Solve for x
    x = 26,944,126,916.66/197,625.18
  6. Step 6: Final answer
    x = 136,339.55

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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.