Home / 193,563.23-290,278.64-73,591.25

Finding the Fourth Proportional to 193,563.23, 290,278.64 and 73,591.25

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Solution

The fourth proportional to 193,563.23, 290,278.64 and 73,591.25 is: 110,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,563.23 : 290,278.64 = 73,591.25 : x
  2. Step 2: Convert to fraction form
    193,563.23/290,278.64 = 73,591.25/x
  3. Step 3: Cross multiply
    193,563.23x = 290,278.64 × 73,591.25
  4. Step 4: Simplify right side
    193,563.23x = 21,361,966,146.55
  5. Step 5: Solve for x
    x = 21,361,966,146.55/193,563.23
  6. Step 6: Final answer
    x = 110,361.70

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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.