Home / 53,900.32-80,847.60-14,456.80

Finding the Fourth Proportional to 53,900.32, 80,847.60 and 14,456.80

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Solution

The fourth proportional to 53,900.32, 80,847.60 and 14,456.80 is: 21,684.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,900.32 : 80,847.60 = 14,456.80 : x
  2. Step 2: Convert to fraction form
    53,900.32/80,847.60 = 14,456.80/x
  3. Step 3: Cross multiply
    53,900.32x = 80,847.60 × 14,456.80
  4. Step 4: Simplify right side
    53,900.32x = 1,168,797,583.68
  5. Step 5: Solve for x
    x = 1,168,797,583.68/53,900.32
  6. Step 6: Final answer
    x = 21,684.43

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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.