Home / 190,081.35-262,324.44-109,507.41

Finding the Fourth Proportional to 190,081.35, 262,324.44 and 109,507.41

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Solution

The fourth proportional to 190,081.35, 262,324.44 and 109,507.41 is: 151,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,081.35 : 262,324.44 = 109,507.41 : x
  2. Step 2: Convert to fraction form
    190,081.35/262,324.44 = 109,507.41/x
  3. Step 3: Cross multiply
    190,081.35x = 262,324.44 × 109,507.41
  4. Step 4: Simplify right side
    190,081.35x = 28,726,470,004.10
  5. Step 5: Solve for x
    x = 28,726,470,004.10/190,081.35
  6. Step 6: Final answer
    x = 151,127.24

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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.