Home / 193,073.46-289,610.37-109,792.50

Finding the Fourth Proportional to 193,073.46, 289,610.37 and 109,792.50

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Solution

The fourth proportional to 193,073.46, 289,610.37 and 109,792.50 is: 164,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,073.46 : 289,610.37 = 109,792.50 : x
  2. Step 2: Convert to fraction form
    193,073.46/289,610.37 = 109,792.50/x
  3. Step 3: Cross multiply
    193,073.46x = 289,610.37 × 109,792.50
  4. Step 4: Simplify right side
    193,073.46x = 31,797,046,548.23
  5. Step 5: Solve for x
    x = 31,797,046,548.23/193,073.46
  6. Step 6: Final answer
    x = 164,688.85

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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.