Home / 190,431.68-262,804.32-108,767.06

Finding the Fourth Proportional to 190,431.68, 262,804.32 and 108,767.06

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Solution

The fourth proportional to 190,431.68, 262,804.32 and 108,767.06 is: 150,103.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,431.68 : 262,804.32 = 108,767.06 : x
  2. Step 2: Convert to fraction form
    190,431.68/262,804.32 = 108,767.06/x
  3. Step 3: Cross multiply
    190,431.68x = 262,804.32 × 108,767.06
  4. Step 4: Simplify right side
    190,431.68x = 28,584,453,241.70
  5. Step 5: Solve for x
    x = 28,584,453,241.70/190,431.68
  6. Step 6: Final answer
    x = 150,103.46

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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.