Home / 178,849.44-268,273.62-45,729.72

Finding the Fourth Proportional to 178,849.44, 268,273.62 and 45,729.72

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Solution

The fourth proportional to 178,849.44, 268,273.62 and 45,729.72 is: 68,594.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,849.44 : 268,273.62 = 45,729.72 : x
  2. Step 2: Convert to fraction form
    178,849.44/268,273.62 = 45,729.72/x
  3. Step 3: Cross multiply
    178,849.44x = 268,273.62 × 45,729.72
  4. Step 4: Simplify right side
    178,849.44x = 12,268,077,525.99
  5. Step 5: Solve for x
    x = 12,268,077,525.99/178,849.44
  6. Step 6: Final answer
    x = 68,594.44

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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.