Home / 227,260.20-340,890.30-108,870.60

Finding the Fourth Proportional to 227,260.20, 340,890.30 and 108,870.60

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Solution

The fourth proportional to 227,260.20, 340,890.30 and 108,870.60 is: 163,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,260.20 : 340,890.30 = 108,870.60 : x
  2. Step 2: Convert to fraction form
    227,260.20/340,890.30 = 108,870.60/x
  3. Step 3: Cross multiply
    227,260.20x = 340,890.30 × 108,870.60
  4. Step 4: Simplify right side
    227,260.20x = 37,112,931,495.18
  5. Step 5: Solve for x
    x = 37,112,931,495.18/227,260.20
  6. Step 6: Final answer
    x = 163,305.90

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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.