Home / 48,131.97-72,192.42-12,596.73

Finding the Fourth Proportional to 48,131.97, 72,192.42 and 12,596.73

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Solution

The fourth proportional to 48,131.97, 72,192.42 and 12,596.73 is: 18,893.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.97 : 72,192.42 = 12,596.73 : x
  2. Step 2: Convert to fraction form
    48,131.97/72,192.42 = 12,596.73/x
  3. Step 3: Cross multiply
    48,131.97x = 72,192.42 × 12,596.73
  4. Step 4: Simplify right side
    48,131.97x = 909,388,152.07
  5. Step 5: Solve for x
    x = 909,388,152.07/48,131.97
  6. Step 6: Final answer
    x = 18,893.64

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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.