Home / 193,243.52-289,569.66-103,299.03

Finding the Fourth Proportional to 193,243.52, 289,569.66 and 103,299.03

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Solution

The fourth proportional to 193,243.52, 289,569.66 and 103,299.03 is: 154,790.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,243.52 : 289,569.66 = 103,299.03 : x
  2. Step 2: Convert to fraction form
    193,243.52/289,569.66 = 103,299.03/x
  3. Step 3: Cross multiply
    193,243.52x = 289,569.66 × 103,299.03
  4. Step 4: Simplify right side
    193,243.52x = 29,912,264,995.43
  5. Step 5: Solve for x
    x = 29,912,264,995.43/193,243.52
  6. Step 6: Final answer
    x = 154,790.52

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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.