Home / 198,771.46-274,311.93-113,904.93

Finding the Fourth Proportional to 198,771.46, 274,311.93 and 113,904.93

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Solution

The fourth proportional to 198,771.46, 274,311.93 and 113,904.93 is: 157,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,771.46 : 274,311.93 = 113,904.93 : x
  2. Step 2: Convert to fraction form
    198,771.46/274,311.93 = 113,904.93/x
  3. Step 3: Cross multiply
    198,771.46x = 274,311.93 × 113,904.93
  4. Step 4: Simplify right side
    198,771.46x = 31,245,481,184.81
  5. Step 5: Solve for x
    x = 31,245,481,184.81/198,771.46
  6. Step 6: Final answer
    x = 157,193.00

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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.