Home / 37,275.23-55,912.91-10,979.66

Finding the Fourth Proportional to 37,275.23, 55,912.91 and 10,979.66

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Solution

The fourth proportional to 37,275.23, 55,912.91 and 10,979.66 is: 16,469.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,275.23 : 55,912.91 = 10,979.66 : x
  2. Step 2: Convert to fraction form
    37,275.23/55,912.91 = 10,979.66/x
  3. Step 3: Cross multiply
    37,275.23x = 55,912.91 × 10,979.66
  4. Step 4: Simplify right side
    37,275.23x = 613,904,406.95
  5. Step 5: Solve for x
    x = 613,904,406.95/37,275.23
  6. Step 6: Final answer
    x = 16,469.50

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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.