Home / 190,939.92-263,501.27-104,900.01

Finding the Fourth Proportional to 190,939.92, 263,501.27 and 104,900.01

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Solution

The fourth proportional to 190,939.92, 263,501.27 and 104,900.01 is: 144,764.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,939.92 : 263,501.27 = 104,900.01 : x
  2. Step 2: Convert to fraction form
    190,939.92/263,501.27 = 104,900.01/x
  3. Step 3: Cross multiply
    190,939.92x = 263,501.27 × 104,900.01
  4. Step 4: Simplify right side
    190,939.92x = 27,641,285,333.51
  5. Step 5: Solve for x
    x = 27,641,285,333.51/190,939.92
  6. Step 6: Final answer
    x = 144,764.31

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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.