Home / 227,374.40-313,778.40-125,403.50

Finding the Fourth Proportional to 227,374.40, 313,778.40 and 125,403.50

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Solution

The fourth proportional to 227,374.40, 313,778.40 and 125,403.50 is: 173,057.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,374.40 : 313,778.40 = 125,403.50 : x
  2. Step 2: Convert to fraction form
    227,374.40/313,778.40 = 125,403.50/x
  3. Step 3: Cross multiply
    227,374.40x = 313,778.40 × 125,403.50
  4. Step 4: Simplify right side
    227,374.40x = 39,348,909,584.40
  5. Step 5: Solve for x
    x = 39,348,909,584.40/227,374.40
  6. Step 6: Final answer
    x = 173,057.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.