Home / 53,829.04-80,618.34-51,960.28

Finding the Fourth Proportional to 53,829.04, 80,618.34 and 51,960.28

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Solution

The fourth proportional to 53,829.04, 80,618.34 and 51,960.28 is: 77,819.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,829.04 : 80,618.34 = 51,960.28 : x
  2. Step 2: Convert to fraction form
    53,829.04/80,618.34 = 51,960.28/x
  3. Step 3: Cross multiply
    53,829.04x = 80,618.34 × 51,960.28
  4. Step 4: Simplify right side
    53,829.04x = 4,188,951,519.54
  5. Step 5: Solve for x
    x = 4,188,951,519.54/53,829.04
  6. Step 6: Final answer
    x = 77,819.55

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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.