Home / 252,515.28-378,760.62-94,731.44

Finding the Fourth Proportional to 252,515.28, 378,760.62 and 94,731.44

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Solution

The fourth proportional to 252,515.28, 378,760.62 and 94,731.44 is: 142,092.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,515.28 : 378,760.62 = 94,731.44 : x
  2. Step 2: Convert to fraction form
    252,515.28/378,760.62 = 94,731.44/x
  3. Step 3: Cross multiply
    252,515.28x = 378,760.62 × 94,731.44
  4. Step 4: Simplify right side
    252,515.28x = 35,880,538,947.89
  5. Step 5: Solve for x
    x = 35,880,538,947.89/252,515.28
  6. Step 6: Final answer
    x = 142,092.55

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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.