Home / 49,557.12-68,415.36-38,201.76

Finding the Fourth Proportional to 49,557.12, 68,415.36 and 38,201.76

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Solution

The fourth proportional to 49,557.12, 68,415.36 and 38,201.76 is: 52,738.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,557.12 : 68,415.36 = 38,201.76 : x
  2. Step 2: Convert to fraction form
    49,557.12/68,415.36 = 38,201.76/x
  3. Step 3: Cross multiply
    49,557.12x = 68,415.36 × 38,201.76
  4. Step 4: Simplify right side
    49,557.12x = 2,613,587,163.03
  5. Step 5: Solve for x
    x = 2,613,587,163.03/49,557.12
  6. Step 6: Final answer
    x = 52,738.88

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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.