Home / 74,846.43-103,242.20-50,983.83

Finding the Fourth Proportional to 74,846.43, 103,242.20 and 50,983.83

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Solution

The fourth proportional to 74,846.43, 103,242.20 and 50,983.83 is: 70,326.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,846.43 : 103,242.20 = 50,983.83 : x
  2. Step 2: Convert to fraction form
    74,846.43/103,242.20 = 50,983.83/x
  3. Step 3: Cross multiply
    74,846.43x = 103,242.20 × 50,983.83
  4. Step 4: Simplify right side
    74,846.43x = 5,263,682,518.71
  5. Step 5: Solve for x
    x = 5,263,682,518.71/74,846.43
  6. Step 6: Final answer
    x = 70,326.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.