Home / 76,180.59-114,344.60-36,765.45

Finding the Fourth Proportional to 76,180.59, 114,344.60 and 36,765.45

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Solution

The fourth proportional to 76,180.59, 114,344.60 and 36,765.45 is: 55,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,180.59 : 114,344.60 = 36,765.45 : x
  2. Step 2: Convert to fraction form
    76,180.59/114,344.60 = 36,765.45/x
  3. Step 3: Cross multiply
    76,180.59x = 114,344.60 × 36,765.45
  4. Step 4: Simplify right side
    76,180.59x = 4,203,930,490.24
  5. Step 5: Solve for x
    x = 4,203,930,490.24/76,180.59
  6. Step 6: Final answer
    x = 55,183.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.