Home / 193,716.56-290,591.54-53,475.20

Finding the Fourth Proportional to 193,716.56, 290,591.54 and 53,475.20

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Solution

The fourth proportional to 193,716.56, 290,591.54 and 53,475.20 is: 80,217.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,716.56 : 290,591.54 = 53,475.20 : x
  2. Step 2: Convert to fraction form
    193,716.56/290,591.54 = 53,475.20/x
  3. Step 3: Cross multiply
    193,716.56x = 290,591.54 × 53,475.20
  4. Step 4: Simplify right side
    193,716.56x = 15,539,440,719.81
  5. Step 5: Solve for x
    x = 15,539,440,719.81/193,716.56
  6. Step 6: Final answer
    x = 80,217.41

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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.