Home / 33,434.86-50,158.63-13,445.90

Finding the Fourth Proportional to 33,434.86, 50,158.63 and 13,445.90

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Solution

The fourth proportional to 33,434.86, 50,158.63 and 13,445.90 is: 20,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,434.86 : 50,158.63 = 13,445.90 : x
  2. Step 2: Convert to fraction form
    33,434.86/50,158.63 = 13,445.90/x
  3. Step 3: Cross multiply
    33,434.86x = 50,158.63 × 13,445.90
  4. Step 4: Simplify right side
    33,434.86x = 674,427,923.12
  5. Step 5: Solve for x
    x = 674,427,923.12/33,434.86
  6. Step 6: Final answer
    x = 20,171.40

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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.