Home / 55,333.60-76,360.44-30,183.52

Finding the Fourth Proportional to 55,333.60, 76,360.44 and 30,183.52

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Solution

The fourth proportional to 55,333.60, 76,360.44 and 30,183.52 is: 41,653.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,333.60 : 76,360.44 = 30,183.52 : x
  2. Step 2: Convert to fraction form
    55,333.60/76,360.44 = 30,183.52/x
  3. Step 3: Cross multiply
    55,333.60x = 76,360.44 × 30,183.52
  4. Step 4: Simplify right side
    55,333.60x = 2,304,826,867.95
  5. Step 5: Solve for x
    x = 2,304,826,867.95/55,333.60
  6. Step 6: Final answer
    x = 41,653.30

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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.