Home / 198,887.42-298,331.14-163,753.26

Finding the Fourth Proportional to 198,887.42, 298,331.14 and 163,753.26

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Solution

The fourth proportional to 198,887.42, 298,331.14 and 163,753.26 is: 245,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,887.42 : 298,331.14 = 163,753.26 : x
  2. Step 2: Convert to fraction form
    198,887.42/298,331.14 = 163,753.26/x
  3. Step 3: Cross multiply
    198,887.42x = 298,331.14 × 163,753.26
  4. Step 4: Simplify right side
    198,887.42x = 48,852,696,734.52
  5. Step 5: Solve for x
    x = 48,852,696,734.52/198,887.42
  6. Step 6: Final answer
    x = 245,629.90

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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.