Home / 190,899.66-263,724.48-125,642.37

Finding the Fourth Proportional to 190,899.66, 263,724.48 and 125,642.37

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Solution

The fourth proportional to 190,899.66, 263,724.48 and 125,642.37 is: 173,572.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,899.66 : 263,724.48 = 125,642.37 : x
  2. Step 2: Convert to fraction form
    190,899.66/263,724.48 = 125,642.37/x
  3. Step 3: Cross multiply
    190,899.66x = 263,724.48 × 125,642.37
  4. Step 4: Simplify right side
    190,899.66x = 33,134,968,694.22
  5. Step 5: Solve for x
    x = 33,134,968,694.22/190,899.66
  6. Step 6: Final answer
    x = 173,572.70

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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.