Home / 49,912.20-74,758.95-43,351.20

Finding the Fourth Proportional to 49,912.20, 74,758.95 and 43,351.20

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Solution

The fourth proportional to 49,912.20, 74,758.95 and 43,351.20 is: 64,931.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,912.20 : 74,758.95 = 43,351.20 : x
  2. Step 2: Convert to fraction form
    49,912.20/74,758.95 = 43,351.20/x
  3. Step 3: Cross multiply
    49,912.20x = 74,758.95 × 43,351.20
  4. Step 4: Simplify right side
    49,912.20x = 3,240,890,193.24
  5. Step 5: Solve for x
    x = 3,240,890,193.24/49,912.20
  6. Step 6: Final answer
    x = 64,931.82

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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.