Home / 198,683.92-298,026.55-48,927.74

Finding the Fourth Proportional to 198,683.92, 298,026.55 and 48,927.74

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Solution

The fourth proportional to 198,683.92, 298,026.55 and 48,927.74 is: 73,391.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,683.92 : 298,026.55 = 48,927.74 : x
  2. Step 2: Convert to fraction form
    198,683.92/298,026.55 = 48,927.74/x
  3. Step 3: Cross multiply
    198,683.92x = 298,026.55 × 48,927.74
  4. Step 4: Simplify right side
    198,683.92x = 14,581,765,551.50
  5. Step 5: Solve for x
    x = 14,581,765,551.50/198,683.92
  6. Step 6: Final answer
    x = 73,391.78

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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.