Home / 49,648.42-74,472.46-20,065.90

Finding the Fourth Proportional to 49,648.42, 74,472.46 and 20,065.90

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Solution

The fourth proportional to 49,648.42, 74,472.46 and 20,065.90 is: 30,098.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,648.42 : 74,472.46 = 20,065.90 : x
  2. Step 2: Convert to fraction form
    49,648.42/74,472.46 = 20,065.90/x
  3. Step 3: Cross multiply
    49,648.42x = 74,472.46 × 20,065.90
  4. Step 4: Simplify right side
    49,648.42x = 1,494,356,935.11
  5. Step 5: Solve for x
    x = 1,494,356,935.11/49,648.42
  6. Step 6: Final answer
    x = 30,098.78

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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.