Home / 62,947.73-86,879.52-36,090.43

Finding the Fourth Proportional to 62,947.73, 86,879.52 and 36,090.43

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Solution

The fourth proportional to 62,947.73, 86,879.52 and 36,090.43 is: 49,811.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,947.73 : 86,879.52 = 36,090.43 : x
  2. Step 2: Convert to fraction form
    62,947.73/86,879.52 = 36,090.43/x
  3. Step 3: Cross multiply
    62,947.73x = 86,879.52 × 36,090.43
  4. Step 4: Simplify right side
    62,947.73x = 3,135,518,800.60
  5. Step 5: Solve for x
    x = 3,135,518,800.60/62,947.73
  6. Step 6: Final answer
    x = 49,811.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.