Home / 252,246.42-347,738.40-198,438.03

Finding the Fourth Proportional to 252,246.42, 347,738.40 and 198,438.03

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Solution

The fourth proportional to 252,246.42, 347,738.40 and 198,438.03 is: 273,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,246.42 : 347,738.40 = 198,438.03 : x
  2. Step 2: Convert to fraction form
    252,246.42/347,738.40 = 198,438.03/x
  3. Step 3: Cross multiply
    252,246.42x = 347,738.40 × 198,438.03
  4. Step 4: Simplify right side
    252,246.42x = 69,004,523,051.35
  5. Step 5: Solve for x
    x = 69,004,523,051.35/252,246.42
  6. Step 6: Final answer
    x = 273,559.97

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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.