Home / 53,615.70-80,367.42-18,064.74

Finding the Fourth Proportional to 53,615.70, 80,367.42 and 18,064.74

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Solution

The fourth proportional to 53,615.70, 80,367.42 and 18,064.74 is: 27,078.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,615.70 : 80,367.42 = 18,064.74 : x
  2. Step 2: Convert to fraction form
    53,615.70/80,367.42 = 18,064.74/x
  3. Step 3: Cross multiply
    53,615.70x = 80,367.42 × 18,064.74
  4. Step 4: Simplify right side
    53,615.70x = 1,451,816,546.77
  5. Step 5: Solve for x
    x = 1,451,816,546.77/53,615.70
  6. Step 6: Final answer
    x = 27,078.20

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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.