Home / 50,853.24-70,170.65-28,191.06

Finding the Fourth Proportional to 50,853.24, 70,170.65 and 28,191.06

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Solution

The fourth proportional to 50,853.24, 70,170.65 and 28,191.06 is: 38,899.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,853.24 : 70,170.65 = 28,191.06 : x
  2. Step 2: Convert to fraction form
    50,853.24/70,170.65 = 28,191.06/x
  3. Step 3: Cross multiply
    50,853.24x = 70,170.65 × 28,191.06
  4. Step 4: Simplify right side
    50,853.24x = 1,978,185,004.39
  5. Step 5: Solve for x
    x = 1,978,185,004.39/50,853.24
  6. Step 6: Final answer
    x = 38,899.88

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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.