Home / 198,846.30-298,269.45-163,712.14

Finding the Fourth Proportional to 198,846.30, 298,269.45 and 163,712.14

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Solution

The fourth proportional to 198,846.30, 298,269.45 and 163,712.14 is: 245,568.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,846.30 : 298,269.45 = 163,712.14 : x
  2. Step 2: Convert to fraction form
    198,846.30/298,269.45 = 163,712.14/x
  3. Step 3: Cross multiply
    198,846.30x = 298,269.45 × 163,712.14
  4. Step 4: Simplify right side
    198,846.30x = 48,830,329,956.12
  5. Step 5: Solve for x
    x = 48,830,329,956.12/198,846.30
  6. Step 6: Final answer
    x = 245,568.21

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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.