Home / 198,591.21-273,792.56-164,474.01

Finding the Fourth Proportional to 198,591.21, 273,792.56 and 164,474.01

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Solution

The fourth proportional to 198,591.21, 273,792.56 and 164,474.01 is: 226,756.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,591.21 : 273,792.56 = 164,474.01 : x
  2. Step 2: Convert to fraction form
    198,591.21/273,792.56 = 164,474.01/x
  3. Step 3: Cross multiply
    198,591.21x = 273,792.56 × 164,474.01
  4. Step 4: Simplify right side
    198,591.21x = 45,031,759,429.00
  5. Step 5: Solve for x
    x = 45,031,759,429.00/198,591.21
  6. Step 6: Final answer
    x = 226,756.06

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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.