Home / 190,662.89-263,118.17-104,626.11

Finding the Fourth Proportional to 190,662.89, 263,118.17 and 104,626.11

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Solution

The fourth proportional to 190,662.89, 263,118.17 and 104,626.11 is: 144,385.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,662.89 : 263,118.17 = 104,626.11 : x
  2. Step 2: Convert to fraction form
    190,662.89/263,118.17 = 104,626.11/x
  3. Step 3: Cross multiply
    190,662.89x = 263,118.17 × 104,626.11
  4. Step 4: Simplify right side
    190,662.89x = 27,529,030,074.29
  5. Step 5: Solve for x
    x = 27,529,030,074.29/190,662.89
  6. Step 6: Final answer
    x = 144,385.88

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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.