Home / 198,123.38-297,184.04-48,364.46

Finding the Fourth Proportional to 198,123.38, 297,184.04 and 48,364.46

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Solution

The fourth proportional to 198,123.38, 297,184.04 and 48,364.46 is: 72,546.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,123.38 : 297,184.04 = 48,364.46 : x
  2. Step 2: Convert to fraction form
    198,123.38/297,184.04 = 48,364.46/x
  3. Step 3: Cross multiply
    198,123.38x = 297,184.04 × 48,364.46
  4. Step 4: Simplify right side
    198,123.38x = 14,373,143,887.48
  5. Step 5: Solve for x
    x = 14,373,143,887.48/198,123.38
  6. Step 6: Final answer
    x = 72,546.43

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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.