Home / 227,042.43-340,562.70-69,270.36

Finding the Fourth Proportional to 227,042.43, 340,562.70 and 69,270.36

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Solution

The fourth proportional to 227,042.43, 340,562.70 and 69,270.36 is: 103,905.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,042.43 : 340,562.70 = 69,270.36 : x
  2. Step 2: Convert to fraction form
    227,042.43/340,562.70 = 69,270.36/x
  3. Step 3: Cross multiply
    227,042.43x = 340,562.70 × 69,270.36
  4. Step 4: Simplify right side
    227,042.43x = 23,590,900,831.57
  5. Step 5: Solve for x
    x = 23,590,900,831.57/227,042.43
  6. Step 6: Final answer
    x = 103,905.25

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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.