Home / 193,523.26-290,303.22-75,203.73

Finding the Fourth Proportional to 193,523.26, 290,303.22 and 75,203.73

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Solution

The fourth proportional to 193,523.26, 290,303.22 and 75,203.73 is: 112,812.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,523.26 : 290,303.22 = 75,203.73 : x
  2. Step 2: Convert to fraction form
    193,523.26/290,303.22 = 75,203.73/x
  3. Step 3: Cross multiply
    193,523.26x = 290,303.22 × 75,203.73
  4. Step 4: Simplify right side
    193,523.26x = 21,831,884,975.01
  5. Step 5: Solve for x
    x = 21,831,884,975.01/193,523.26
  6. Step 6: Final answer
    x = 112,812.72

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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.