Home / 204,627.28-306,532.68-162,578.56

Finding the Fourth Proportional to 204,627.28, 306,532.68 and 162,578.56

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Solution

The fourth proportional to 204,627.28, 306,532.68 and 162,578.56 is: 243,543.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,627.28 : 306,532.68 = 162,578.56 : x
  2. Step 2: Convert to fraction form
    204,627.28/306,532.68 = 162,578.56/x
  3. Step 3: Cross multiply
    204,627.28x = 306,532.68 × 162,578.56
  4. Step 4: Simplify right side
    204,627.28x = 49,835,641,707.34
  5. Step 5: Solve for x
    x = 49,835,641,707.34/204,627.28
  6. Step 6: Final answer
    x = 243,543.49

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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.