Home / 198,177.99-273,556.54-117,605.50

Finding the Fourth Proportional to 198,177.99, 273,556.54 and 117,605.50

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Solution

The fourth proportional to 198,177.99, 273,556.54 and 117,605.50 is: 162,337.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,177.99 : 273,556.54 = 117,605.50 : x
  2. Step 2: Convert to fraction form
    198,177.99/273,556.54 = 117,605.50/x
  3. Step 3: Cross multiply
    198,177.99x = 273,556.54 × 117,605.50
  4. Step 4: Simplify right side
    198,177.99x = 32,171,753,128.09
  5. Step 5: Solve for x
    x = 32,171,753,128.09/198,177.99
  6. Step 6: Final answer
    x = 162,337.67

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1.5x scale

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.