Home / 55,023.56-75,932.46-30,824.70

Finding the Fourth Proportional to 55,023.56, 75,932.46 and 30,824.70

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Solution

The fourth proportional to 55,023.56, 75,932.46 and 30,824.70 is: 42,538.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,023.56 : 75,932.46 = 30,824.70 : x
  2. Step 2: Convert to fraction form
    55,023.56/75,932.46 = 30,824.70/x
  3. Step 3: Cross multiply
    55,023.56x = 75,932.46 × 30,824.70
  4. Step 4: Simplify right side
    55,023.56x = 2,340,594,765.98
  5. Step 5: Solve for x
    x = 2,340,594,765.98/55,023.56
  6. Step 6: Final answer
    x = 42,538.05

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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.