Home / 190,916.60-263,457.62-106,039.14

Finding the Fourth Proportional to 190,916.60, 263,457.62 and 106,039.14

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Solution

The fourth proportional to 190,916.60, 263,457.62 and 106,039.14 is: 146,329.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,916.60 : 263,457.62 = 106,039.14 : x
  2. Step 2: Convert to fraction form
    190,916.60/263,457.62 = 106,039.14/x
  3. Step 3: Cross multiply
    190,916.60x = 263,457.62 × 106,039.14
  4. Step 4: Simplify right side
    190,916.60x = 27,936,819,451.25
  5. Step 5: Solve for x
    x = 27,936,819,451.25/190,916.60
  6. Step 6: Final answer
    x = 146,329.97

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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.