Home / 53,596.88-80,367.24-18,528.20

Finding the Fourth Proportional to 53,596.88, 80,367.24 and 18,528.20

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Solution

The fourth proportional to 53,596.88, 80,367.24 and 18,528.20 is: 27,782.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,596.88 : 80,367.24 = 18,528.20 : x
  2. Step 2: Convert to fraction form
    53,596.88/80,367.24 = 18,528.20/x
  3. Step 3: Cross multiply
    53,596.88x = 80,367.24 × 18,528.20
  4. Step 4: Simplify right side
    53,596.88x = 1,489,060,296.17
  5. Step 5: Solve for x
    x = 1,489,060,296.17/53,596.88
  6. Step 6: Final answer
    x = 27,782.59

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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.