Home / 190,687.76-262,215.96-165,493.52

Finding the Fourth Proportional to 190,687.76, 262,215.96 and 165,493.52

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Solution

The fourth proportional to 190,687.76, 262,215.96 and 165,493.52 is: 227,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,687.76 : 262,215.96 = 165,493.52 : x
  2. Step 2: Convert to fraction form
    190,687.76/262,215.96 = 165,493.52/x
  3. Step 3: Cross multiply
    190,687.76x = 262,215.96 × 165,493.52
  4. Step 4: Simplify right side
    190,687.76x = 43,395,042,220.58
  5. Step 5: Solve for x
    x = 43,395,042,220.58/190,687.76
  6. Step 6: Final answer
    x = 227,571.20

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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.