Home / 47,792.31-71,659.98-18,212.46

Finding the Fourth Proportional to 47,792.31, 71,659.98 and 18,212.46

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Solution

The fourth proportional to 47,792.31, 71,659.98 and 18,212.46 is: 27,307.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,792.31 : 71,659.98 = 18,212.46 : x
  2. Step 2: Convert to fraction form
    47,792.31/71,659.98 = 18,212.46/x
  3. Step 3: Cross multiply
    47,792.31x = 71,659.98 × 18,212.46
  4. Step 4: Simplify right side
    47,792.31x = 1,305,104,519.35
  5. Step 5: Solve for x
    x = 1,305,104,519.35/47,792.31
  6. Step 6: Final answer
    x = 27,307.84

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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.