Home / 262,783.24-394,168.14-73,242.76

Finding the Fourth Proportional to 262,783.24, 394,168.14 and 73,242.76

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Solution

The fourth proportional to 262,783.24, 394,168.14 and 73,242.76 is: 109,862.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,783.24 : 394,168.14 = 73,242.76 : x
  2. Step 2: Convert to fraction form
    262,783.24/394,168.14 = 73,242.76/x
  3. Step 3: Cross multiply
    262,783.24x = 394,168.14 × 73,242.76
  4. Step 4: Simplify right side
    262,783.24x = 28,869,962,477.67
  5. Step 5: Solve for x
    x = 28,869,962,477.67/262,783.24
  6. Step 6: Final answer
    x = 109,862.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.