Home / 227,221.86-313,551.89-125,241.71

Finding the Fourth Proportional to 227,221.86, 313,551.89 and 125,241.71

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Solution

The fourth proportional to 227,221.86, 313,551.89 and 125,241.71 is: 172,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,221.86 : 313,551.89 = 125,241.71 : x
  2. Step 2: Convert to fraction form
    227,221.86/313,551.89 = 125,241.71/x
  3. Step 3: Cross multiply
    227,221.86x = 313,551.89 × 125,241.71
  4. Step 4: Simplify right side
    227,221.86x = 39,269,772,683.36
  5. Step 5: Solve for x
    x = 39,269,772,683.36/227,221.86
  6. Step 6: Final answer
    x = 172,825.68

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1.5x scale

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.