Home / 49,670.80-68,540.52-28,450.96

Finding the Fourth Proportional to 49,670.80, 68,540.52 and 28,450.96

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Solution

The fourth proportional to 49,670.80, 68,540.52 and 28,450.96 is: 39,259.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,670.80 : 68,540.52 = 28,450.96 : x
  2. Step 2: Convert to fraction form
    49,670.80/68,540.52 = 28,450.96/x
  3. Step 3: Cross multiply
    49,670.80x = 68,540.52 × 28,450.96
  4. Step 4: Simplify right side
    49,670.80x = 1,950,043,592.90
  5. Step 5: Solve for x
    x = 1,950,043,592.90/49,670.80
  6. Step 6: Final answer
    x = 39,259.36

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1.5x scale

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.