Home / 227,192.78-313,527.94-125,218.50

Finding the Fourth Proportional to 227,192.78, 313,527.94 and 125,218.50

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Solution

The fourth proportional to 227,192.78, 313,527.94 and 125,218.50 is: 172,802.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,192.78 : 313,527.94 = 125,218.50 : x
  2. Step 2: Convert to fraction form
    227,192.78/313,527.94 = 125,218.50/x
  3. Step 3: Cross multiply
    227,192.78x = 313,527.94 × 125,218.50
  4. Step 4: Simplify right side
    227,192.78x = 39,259,497,769.41
  5. Step 5: Solve for x
    x = 39,259,497,769.41/227,192.78
  6. Step 6: Final answer
    x = 172,802.58

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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.