Home / 198,927.94-298,439.28-58,686.70

Finding the Fourth Proportional to 198,927.94, 298,439.28 and 58,686.70

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Solution

The fourth proportional to 198,927.94, 298,439.28 and 58,686.70 is: 88,044.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,927.94 : 298,439.28 = 58,686.70 : x
  2. Step 2: Convert to fraction form
    198,927.94/298,439.28 = 58,686.70/x
  3. Step 3: Cross multiply
    198,927.94x = 298,439.28 × 58,686.70
  4. Step 4: Simplify right side
    198,927.94x = 17,514,416,493.58
  5. Step 5: Solve for x
    x = 17,514,416,493.58/198,927.94
  6. Step 6: Final answer
    x = 88,044.02

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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.