Home / 190,652.56-263,091.73-104,609.40

Finding the Fourth Proportional to 190,652.56, 263,091.73 and 104,609.40

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Solution

The fourth proportional to 190,652.56, 263,091.73 and 104,609.40 is: 144,356.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,652.56 : 263,091.73 = 104,609.40 : x
  2. Step 2: Convert to fraction form
    190,652.56/263,091.73 = 104,609.40/x
  3. Step 3: Cross multiply
    190,652.56x = 263,091.73 × 104,609.40
  4. Step 4: Simplify right side
    190,652.56x = 27,521,868,020.26
  5. Step 5: Solve for x
    x = 27,521,868,020.26/190,652.56
  6. Step 6: Final answer
    x = 144,356.14

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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.