Home / 62,825.44-86,703.20-38,967.98

Finding the Fourth Proportional to 62,825.44, 86,703.20 and 38,967.98

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Solution

The fourth proportional to 62,825.44, 86,703.20 and 38,967.98 is: 53,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,825.44 : 86,703.20 = 38,967.98 : x
  2. Step 2: Convert to fraction form
    62,825.44/86,703.20 = 38,967.98/x
  3. Step 3: Cross multiply
    62,825.44x = 86,703.20 × 38,967.98
  4. Step 4: Simplify right side
    62,825.44x = 3,378,648,563.54
  5. Step 5: Solve for x
    x = 3,378,648,563.54/62,825.44
  6. Step 6: Final answer
    x = 53,778.35

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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.