Home / 62,694.36-86,518.44-34,401.60

Finding the Fourth Proportional to 62,694.36, 86,518.44 and 34,401.60

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Solution

The fourth proportional to 62,694.36, 86,518.44 and 34,401.60 is: 47,474.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,694.36 : 86,518.44 = 34,401.60 : x
  2. Step 2: Convert to fraction form
    62,694.36/86,518.44 = 34,401.60/x
  3. Step 3: Cross multiply
    62,694.36x = 86,518.44 × 34,401.60
  4. Step 4: Simplify right side
    62,694.36x = 2,976,372,765.50
  5. Step 5: Solve for x
    x = 2,976,372,765.50/62,694.36
  6. Step 6: Final answer
    x = 47,474.33

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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.