Home / 198,847.17-298,317.47-65,727.44

Finding the Fourth Proportional to 198,847.17, 298,317.47 and 65,727.44

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Solution

The fourth proportional to 198,847.17, 298,317.47 and 65,727.44 is: 98,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,847.17 : 298,317.47 = 65,727.44 : x
  2. Step 2: Convert to fraction form
    198,847.17/298,317.47 = 65,727.44/x
  3. Step 3: Cross multiply
    198,847.17x = 298,317.47 × 65,727.44
  4. Step 4: Simplify right side
    198,847.17x = 19,607,643,610.38
  5. Step 5: Solve for x
    x = 19,607,643,610.38/198,847.17
  6. Step 6: Final answer
    x = 98,606.60

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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.