Home / 190,568.96-262,865.04-122,674.64

Finding the Fourth Proportional to 190,568.96, 262,865.04 and 122,674.64

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Solution

The fourth proportional to 190,568.96, 262,865.04 and 122,674.64 is: 169,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,568.96 : 262,865.04 = 122,674.64 : x
  2. Step 2: Convert to fraction form
    190,568.96/262,865.04 = 122,674.64/x
  3. Step 3: Cross multiply
    190,568.96x = 262,865.04 × 122,674.64
  4. Step 4: Simplify right side
    190,568.96x = 32,246,874,150.59
  5. Step 5: Solve for x
    x = 32,246,874,150.59/190,568.96
  6. Step 6: Final answer
    x = 169,213.68

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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.