Home / 190,991.64-263,568.41-104,956.17

Finding the Fourth Proportional to 190,991.64, 263,568.41 and 104,956.17

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Solution

The fourth proportional to 190,991.64, 263,568.41 and 104,956.17 is: 144,839.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,991.64 : 263,568.41 = 104,956.17 : x
  2. Step 2: Convert to fraction form
    190,991.64/263,568.41 = 104,956.17/x
  3. Step 3: Cross multiply
    190,991.64x = 263,568.41 × 104,956.17
  4. Step 4: Simplify right side
    190,991.64x = 27,663,130,321.81
  5. Step 5: Solve for x
    x = 27,663,130,321.81/190,991.64
  6. Step 6: Final answer
    x = 144,839.48

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1.5x scale

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.