Home / 205,388.13-283,432.41-114,745.35

Finding the Fourth Proportional to 205,388.13, 283,432.41 and 114,745.35

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Solution

The fourth proportional to 205,388.13, 283,432.41 and 114,745.35 is: 158,346.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,388.13 : 283,432.41 = 114,745.35 : x
  2. Step 2: Convert to fraction form
    205,388.13/283,432.41 = 114,745.35/x
  3. Step 3: Cross multiply
    205,388.13x = 283,432.41 × 114,745.35
  4. Step 4: Simplify right side
    205,388.13x = 32,522,551,086.79
  5. Step 5: Solve for x
    x = 32,522,551,086.79/205,388.13
  6. Step 6: Final answer
    x = 158,346.79

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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.