Home / 227,225.20-340,837.80-163,911.55

Finding the Fourth Proportional to 227,225.20, 340,837.80 and 163,911.55

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Solution

The fourth proportional to 227,225.20, 340,837.80 and 163,911.55 is: 245,867.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,225.20 : 340,837.80 = 163,911.55 : x
  2. Step 2: Convert to fraction form
    227,225.20/340,837.80 = 163,911.55/x
  3. Step 3: Cross multiply
    227,225.20x = 340,837.80 × 163,911.55
  4. Step 4: Simplify right side
    227,225.20x = 55,867,252,096.59
  5. Step 5: Solve for x
    x = 55,867,252,096.59/227,225.20
  6. Step 6: Final answer
    x = 245,867.33

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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.