Home / 51,240.54-70,709.76-37,806.96

Finding the Fourth Proportional to 51,240.54, 70,709.76 and 37,806.96

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Solution

The fourth proportional to 51,240.54, 70,709.76 and 37,806.96 is: 52,171.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,240.54 : 70,709.76 = 37,806.96 : x
  2. Step 2: Convert to fraction form
    51,240.54/70,709.76 = 37,806.96/x
  3. Step 3: Cross multiply
    51,240.54x = 70,709.76 × 37,806.96
  4. Step 4: Simplify right side
    51,240.54x = 2,673,321,067.93
  5. Step 5: Solve for x
    x = 2,673,321,067.93/51,240.54
  6. Step 6: Final answer
    x = 52,171.99

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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.