Home / 248,780.64-373,193.37-80,304.96

Finding the Fourth Proportional to 248,780.64, 373,193.37 and 80,304.96

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Solution

The fourth proportional to 248,780.64, 373,193.37 and 80,304.96 is: 120,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,780.64 : 373,193.37 = 80,304.96 : x
  2. Step 2: Convert to fraction form
    248,780.64/373,193.37 = 80,304.96/x
  3. Step 3: Cross multiply
    248,780.64x = 373,193.37 × 80,304.96
  4. Step 4: Simplify right side
    248,780.64x = 29,969,278,650.12
  5. Step 5: Solve for x
    x = 29,969,278,650.12/248,780.64
  6. Step 6: Final answer
    x = 120,464.67

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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.