Home / 188,076.46-259,617.78-127,674.10

Finding the Fourth Proportional to 188,076.46, 259,617.78 and 127,674.10

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Solution

The fourth proportional to 188,076.46, 259,617.78 and 127,674.10 is: 176,239.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,076.46 : 259,617.78 = 127,674.10 : x
  2. Step 2: Convert to fraction form
    188,076.46/259,617.78 = 127,674.10/x
  3. Step 3: Cross multiply
    188,076.46x = 259,617.78 × 127,674.10
  4. Step 4: Simplify right side
    188,076.46x = 33,146,466,405.50
  5. Step 5: Solve for x
    x = 33,146,466,405.50/188,076.46
  6. Step 6: Final answer
    x = 176,239.31

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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.