Home / 49,803.40-74,489.10-44,576.20

Finding the Fourth Proportional to 49,803.40, 74,489.10 and 44,576.20

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Solution

The fourth proportional to 49,803.40, 74,489.10 and 44,576.20 is: 66,670.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,803.40 : 74,489.10 = 44,576.20 : x
  2. Step 2: Convert to fraction form
    49,803.40/74,489.10 = 44,576.20/x
  3. Step 3: Cross multiply
    49,803.40x = 74,489.10 × 44,576.20
  4. Step 4: Simplify right side
    49,803.40x = 3,320,441,019.42
  5. Step 5: Solve for x
    x = 3,320,441,019.42/49,803.40
  6. Step 6: Final answer
    x = 66,670.97

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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.