Home / 135,346.20-203,019.30-36,850.20

Finding the Fourth Proportional to 135,346.20, 203,019.30 and 36,850.20

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Solution

The fourth proportional to 135,346.20, 203,019.30 and 36,850.20 is: 55,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,346.20 : 203,019.30 = 36,850.20 : x
  2. Step 2: Convert to fraction form
    135,346.20/203,019.30 = 36,850.20/x
  3. Step 3: Cross multiply
    135,346.20x = 203,019.30 × 36,850.20
  4. Step 4: Simplify right side
    135,346.20x = 7,481,301,808.86
  5. Step 5: Solve for x
    x = 7,481,301,808.86/135,346.20
  6. Step 6: Final answer
    x = 55,275.30

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1.5x scale

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.