Home / 182,120.72-273,086.30-69,767.24

Finding the Fourth Proportional to 182,120.72, 273,086.30 and 69,767.24

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Solution

The fourth proportional to 182,120.72, 273,086.30 and 69,767.24 is: 104,614.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,120.72 : 273,086.30 = 69,767.24 : x
  2. Step 2: Convert to fraction form
    182,120.72/273,086.30 = 69,767.24/x
  3. Step 3: Cross multiply
    182,120.72x = 273,086.30 × 69,767.24
  4. Step 4: Simplify right side
    182,120.72x = 19,052,477,432.81
  5. Step 5: Solve for x
    x = 19,052,477,432.81/182,120.72
  6. Step 6: Final answer
    x = 104,614.55

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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.