Home / 198,529.48-297,789.53-48,769.52

Finding the Fourth Proportional to 198,529.48, 297,789.53 and 48,769.52

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Solution

The fourth proportional to 198,529.48, 297,789.53 and 48,769.52 is: 73,153.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,529.48 : 297,789.53 = 48,769.52 : x
  2. Step 2: Convert to fraction form
    198,529.48/297,789.53 = 48,769.52/x
  3. Step 3: Cross multiply
    198,529.48x = 297,789.53 × 48,769.52
  4. Step 4: Simplify right side
    198,529.48x = 14,523,052,439.13
  5. Step 5: Solve for x
    x = 14,523,052,439.13/198,529.48
  6. Step 6: Final answer
    x = 73,153.13

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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.