Home / 45,553.86-62,840.61-30,429.54

Finding the Fourth Proportional to 45,553.86, 62,840.61 and 30,429.54

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Solution

The fourth proportional to 45,553.86, 62,840.61 and 30,429.54 is: 41,976.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,553.86 : 62,840.61 = 30,429.54 : x
  2. Step 2: Convert to fraction form
    45,553.86/62,840.61 = 30,429.54/x
  3. Step 3: Cross multiply
    45,553.86x = 62,840.61 × 30,429.54
  4. Step 4: Simplify right side
    45,553.86x = 1,912,210,855.62
  5. Step 5: Solve for x
    x = 1,912,210,855.62/45,553.86
  6. Step 6: Final answer
    x = 41,976.92

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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.