Home / 227,069.20-340,603.80-108,679.60

Finding the Fourth Proportional to 227,069.20, 340,603.80 and 108,679.60

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Solution

The fourth proportional to 227,069.20, 340,603.80 and 108,679.60 is: 163,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,069.20 : 340,603.80 = 108,679.60 : x
  2. Step 2: Convert to fraction form
    227,069.20/340,603.80 = 108,679.60/x
  3. Step 3: Cross multiply
    227,069.20x = 340,603.80 × 108,679.60
  4. Step 4: Simplify right side
    227,069.20x = 37,016,684,742.48
  5. Step 5: Solve for x
    x = 37,016,684,742.48/227,069.20
  6. Step 6: Final answer
    x = 163,019.40

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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.