Home / 54,454.64-75,148.68-30,583.04

Finding the Fourth Proportional to 54,454.64, 75,148.68 and 30,583.04

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Solution

The fourth proportional to 54,454.64, 75,148.68 and 30,583.04 is: 42,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,454.64 : 75,148.68 = 30,583.04 : x
  2. Step 2: Convert to fraction form
    54,454.64/75,148.68 = 30,583.04/x
  3. Step 3: Cross multiply
    54,454.64x = 75,148.68 × 30,583.04
  4. Step 4: Simplify right side
    54,454.64x = 2,298,275,086.39
  5. Step 5: Solve for x
    x = 2,298,275,086.39/54,454.64
  6. Step 6: Final answer
    x = 42,205.31

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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.