Home / 109,284.62-163,870.53-50,069.54

Finding the Fourth Proportional to 109,284.62, 163,870.53 and 50,069.54

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Solution

The fourth proportional to 109,284.62, 163,870.53 and 50,069.54 is: 75,078.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,284.62 : 163,870.53 = 50,069.54 : x
  2. Step 2: Convert to fraction form
    109,284.62/163,870.53 = 50,069.54/x
  3. Step 3: Cross multiply
    109,284.62x = 163,870.53 × 50,069.54
  4. Step 4: Simplify right side
    109,284.62x = 8,204,922,056.66
  5. Step 5: Solve for x
    x = 8,204,922,056.66/109,284.62
  6. Step 6: Final answer
    x = 75,078.47

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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.