Home / 47,388.40-65,399.86-27,251.80

Finding the Fourth Proportional to 47,388.40, 65,399.86 and 27,251.80

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Solution

The fourth proportional to 47,388.40, 65,399.86 and 27,251.80 is: 37,609.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388.40 : 65,399.86 = 27,251.80 : x
  2. Step 2: Convert to fraction form
    47,388.40/65,399.86 = 27,251.80/x
  3. Step 3: Cross multiply
    47,388.40x = 65,399.86 × 27,251.80
  4. Step 4: Simplify right side
    47,388.40x = 1,782,263,904.75
  5. Step 5: Solve for x
    x = 1,782,263,904.75/47,388.40
  6. Step 6: Final answer
    x = 37,609.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.