Home / 198,987.66-298,513.89-58,760.46

Finding the Fourth Proportional to 198,987.66, 298,513.89 and 58,760.46

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Solution

The fourth proportional to 198,987.66, 298,513.89 and 58,760.46 is: 88,150.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,987.66 : 298,513.89 = 58,760.46 : x
  2. Step 2: Convert to fraction form
    198,987.66/298,513.89 = 58,760.46/x
  3. Step 3: Cross multiply
    198,987.66x = 298,513.89 × 58,760.46
  4. Step 4: Simplify right side
    198,987.66x = 17,540,813,492.79
  5. Step 5: Solve for x
    x = 17,540,813,492.79/198,987.66
  6. Step 6: Final answer
    x = 88,150.26

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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.