Home / 62,823.90-94,221.24-18,438.73

Finding the Fourth Proportional to 62,823.90, 94,221.24 and 18,438.73

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Solution

The fourth proportional to 62,823.90, 94,221.24 and 18,438.73 is: 27,653.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,823.90 : 94,221.24 = 18,438.73 : x
  2. Step 2: Convert to fraction form
    62,823.90/94,221.24 = 18,438.73/x
  3. Step 3: Cross multiply
    62,823.90x = 94,221.24 × 18,438.73
  4. Step 4: Simplify right side
    62,823.90x = 1,737,320,004.63
  5. Step 5: Solve for x
    x = 1,737,320,004.63/62,823.90
  6. Step 6: Final answer
    x = 27,653.81

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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.