Home / 54,475.60-75,170.52-30,604.88

Finding the Fourth Proportional to 54,475.60, 75,170.52 and 30,604.88

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Solution

The fourth proportional to 54,475.60, 75,170.52 and 30,604.88 is: 42,231.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475.60 : 75,170.52 = 30,604.88 : x
  2. Step 2: Convert to fraction form
    54,475.60/75,170.52 = 30,604.88/x
  3. Step 3: Cross multiply
    54,475.60x = 75,170.52 × 30,604.88
  4. Step 4: Simplify right side
    54,475.60x = 2,300,584,744.14
  5. Step 5: Solve for x
    x = 2,300,584,744.14/54,475.60
  6. Step 6: Final answer
    x = 42,231.47

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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.