Home / 49,921.05-68,891.37-27,260.20

Finding the Fourth Proportional to 49,921.05, 68,891.37 and 27,260.20

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Solution

The fourth proportional to 49,921.05, 68,891.37 and 27,260.20 is: 37,619.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,921.05 : 68,891.37 = 27,260.20 : x
  2. Step 2: Convert to fraction form
    49,921.05/68,891.37 = 27,260.20/x
  3. Step 3: Cross multiply
    49,921.05x = 68,891.37 × 27,260.20
  4. Step 4: Simplify right side
    49,921.05x = 1,877,992,312.52
  5. Step 5: Solve for x
    x = 1,877,992,312.52/49,921.05
  6. Step 6: Final answer
    x = 37,619.25

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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.