Home / 262,686.02-394,188.39-104,901.26

Finding the Fourth Proportional to 262,686.02, 394,188.39 and 104,901.26

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Solution

The fourth proportional to 262,686.02, 394,188.39 and 104,901.26 is: 157,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,686.02 : 394,188.39 = 104,901.26 : x
  2. Step 2: Convert to fraction form
    262,686.02/394,188.39 = 104,901.26/x
  3. Step 3: Cross multiply
    262,686.02x = 394,188.39 × 104,901.26
  4. Step 4: Simplify right side
    262,686.02x = 41,350,856,817.43
  5. Step 5: Solve for x
    x = 41,350,856,817.43/262,686.02
  6. Step 6: Final answer
    x = 157,415.52

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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.