Home / 48,091.72-72,174.80-31,447.24

Finding the Fourth Proportional to 48,091.72, 72,174.80 and 31,447.24

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Solution

The fourth proportional to 48,091.72, 72,174.80 and 31,447.24 is: 47,195.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,091.72 : 72,174.80 = 31,447.24 : x
  2. Step 2: Convert to fraction form
    48,091.72/72,174.80 = 31,447.24/x
  3. Step 3: Cross multiply
    48,091.72x = 72,174.80 × 31,447.24
  4. Step 4: Simplify right side
    48,091.72x = 2,269,698,257.55
  5. Step 5: Solve for x
    x = 2,269,698,257.55/48,091.72
  6. Step 6: Final answer
    x = 47,195.20

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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.