Home / 190,118.75-262,084.41-144,717.64

Finding the Fourth Proportional to 190,118.75, 262,084.41 and 144,717.64

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Solution

The fourth proportional to 190,118.75, 262,084.41 and 144,717.64 is: 199,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,118.75 : 262,084.41 = 144,717.64 : x
  2. Step 2: Convert to fraction form
    190,118.75/262,084.41 = 144,717.64/x
  3. Step 3: Cross multiply
    190,118.75x = 262,084.41 × 144,717.64
  4. Step 4: Simplify right side
    190,118.75x = 37,928,236,640.78
  5. Step 5: Solve for x
    x = 37,928,236,640.78/190,118.75
  6. Step 6: Final answer
    x = 199,497.62

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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.