Home / 48,223.92-72,351.72-30,433.98

Finding the Fourth Proportional to 48,223.92, 72,351.72 and 30,433.98

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Solution

The fourth proportional to 48,223.92, 72,351.72 and 30,433.98 is: 45,660.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,223.92 : 72,351.72 = 30,433.98 : x
  2. Step 2: Convert to fraction form
    48,223.92/72,351.72 = 30,433.98/x
  3. Step 3: Cross multiply
    48,223.92x = 72,351.72 × 30,433.98
  4. Step 4: Simplify right side
    48,223.92x = 2,201,950,799.45
  5. Step 5: Solve for x
    x = 2,201,950,799.45/48,223.92
  6. Step 6: Final answer
    x = 45,660.97

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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.