Home / 227,153.48-313,467.57-125,188.38

Finding the Fourth Proportional to 227,153.48, 313,467.57 and 125,188.38

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Solution

The fourth proportional to 227,153.48, 313,467.57 and 125,188.38 is: 172,757.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,153.48 : 313,467.57 = 125,188.38 : x
  2. Step 2: Convert to fraction form
    227,153.48/313,467.57 = 125,188.38/x
  3. Step 3: Cross multiply
    227,153.48x = 313,467.57 × 125,188.38
  4. Step 4: Simplify right side
    227,153.48x = 39,242,497,270.84
  5. Step 5: Solve for x
    x = 39,242,497,270.84/227,153.48
  6. Step 6: Final answer
    x = 172,757.64

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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.