Home / 53,440.42-80,171.56-18,375.52

Finding the Fourth Proportional to 53,440.42, 80,171.56 and 18,375.52

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Solution

The fourth proportional to 53,440.42, 80,171.56 and 18,375.52 is: 27,567.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,440.42 : 80,171.56 = 18,375.52 : x
  2. Step 2: Convert to fraction form
    53,440.42/80,171.56 = 18,375.52/x
  3. Step 3: Cross multiply
    53,440.42x = 80,171.56 × 18,375.52
  4. Step 4: Simplify right side
    53,440.42x = 1,473,194,104.21
  5. Step 5: Solve for x
    x = 1,473,194,104.21/53,440.42
  6. Step 6: Final answer
    x = 27,567.04

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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.