Home / 53,610.42-80,358.84-18,037.86

Finding the Fourth Proportional to 53,610.42, 80,358.84 and 18,037.86

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Solution

The fourth proportional to 53,610.42, 80,358.84 and 18,037.86 is: 27,037.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,610.42 : 80,358.84 = 18,037.86 : x
  2. Step 2: Convert to fraction form
    53,610.42/80,358.84 = 18,037.86/x
  3. Step 3: Cross multiply
    53,610.42x = 80,358.84 × 18,037.86
  4. Step 4: Simplify right side
    53,610.42x = 1,449,501,505.68
  5. Step 5: Solve for x
    x = 1,449,501,505.68/53,610.42
  6. Step 6: Final answer
    x = 27,037.68

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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.