Home / 53,540.14-80,311.53-18,001.99

Finding the Fourth Proportional to 53,540.14, 80,311.53 and 18,001.99

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Solution

The fourth proportional to 53,540.14, 80,311.53 and 18,001.99 is: 27,003.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,540.14 : 80,311.53 = 18,001.99 : x
  2. Step 2: Convert to fraction form
    53,540.14/80,311.53 = 18,001.99/x
  3. Step 3: Cross multiply
    53,540.14x = 80,311.53 × 18,001.99
  4. Step 4: Simplify right side
    53,540.14x = 1,445,767,359.94
  5. Step 5: Solve for x
    x = 1,445,767,359.94/53,540.14
  6. Step 6: Final answer
    x = 27,003.43

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1.5x scale

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.