Home / 190,111.62-262,349.97-104,068.37

Finding the Fourth Proportional to 190,111.62, 262,349.97 and 104,068.37

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Solution

The fourth proportional to 190,111.62, 262,349.97 and 104,068.37 is: 143,612.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,111.62 : 262,349.97 = 104,068.37 : x
  2. Step 2: Convert to fraction form
    190,111.62/262,349.97 = 104,068.37/x
  3. Step 3: Cross multiply
    190,111.62x = 262,349.97 × 104,068.37
  4. Step 4: Simplify right side
    190,111.62x = 27,302,332,435.70
  5. Step 5: Solve for x
    x = 27,302,332,435.70/190,111.62
  6. Step 6: Final answer
    x = 143,612.12

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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.