Home / 54,675.20-75,452.53-30,475.49

Finding the Fourth Proportional to 54,675.20, 75,452.53 and 30,475.49

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Solution

The fourth proportional to 54,675.20, 75,452.53 and 30,475.49 is: 42,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,675.20 : 75,452.53 = 30,475.49 : x
  2. Step 2: Convert to fraction form
    54,675.20/75,452.53 = 30,475.49/x
  3. Step 3: Cross multiply
    54,675.20x = 75,452.53 × 30,475.49
  4. Step 4: Simplify right side
    54,675.20x = 2,299,453,251.05
  5. Step 5: Solve for x
    x = 2,299,453,251.05/54,675.20
  6. Step 6: Final answer
    x = 42,056.60

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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.