Home / 50,839.91-70,163.28-28,186.01

Finding the Fourth Proportional to 50,839.91, 70,163.28 and 28,186.01

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Solution

The fourth proportional to 50,839.91, 70,163.28 and 28,186.01 is: 38,899.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,839.91 : 70,163.28 = 28,186.01 : x
  2. Step 2: Convert to fraction form
    50,839.91/70,163.28 = 28,186.01/x
  3. Step 3: Cross multiply
    50,839.91x = 70,163.28 × 28,186.01
  4. Step 4: Simplify right side
    50,839.91x = 1,977,622,955.56
  5. Step 5: Solve for x
    x = 1,977,622,955.56/50,839.91
  6. Step 6: Final answer
    x = 38,899.03

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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.