Home / 54,454.72-75,147.52-30,581.41

Finding the Fourth Proportional to 54,454.72, 75,147.52 and 30,581.41

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Solution

The fourth proportional to 54,454.72, 75,147.52 and 30,581.41 is: 42,202.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,454.72 : 75,147.52 = 30,581.41 : x
  2. Step 2: Convert to fraction form
    54,454.72/75,147.52 = 30,581.41/x
  3. Step 3: Cross multiply
    54,454.72x = 75,147.52 × 30,581.41
  4. Step 4: Simplify right side
    54,454.72x = 2,298,117,119.60
  5. Step 5: Solve for x
    x = 2,298,117,119.60/54,454.72
  6. Step 6: Final answer
    x = 42,202.35

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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.