Home / 53,660.88-80,491.52-18,600.64

Finding the Fourth Proportional to 53,660.88, 80,491.52 and 18,600.64

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Solution

The fourth proportional to 53,660.88, 80,491.52 and 18,600.64 is: 27,901.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,660.88 : 80,491.52 = 18,600.64 : x
  2. Step 2: Convert to fraction form
    53,660.88/80,491.52 = 18,600.64/x
  3. Step 3: Cross multiply
    53,660.88x = 80,491.52 × 18,600.64
  4. Step 4: Simplify right side
    53,660.88x = 1,497,193,631.85
  5. Step 5: Solve for x
    x = 1,497,193,631.85/53,660.88
  6. Step 6: Final answer
    x = 27,901.03

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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.