Home / 236,917.26-355,323.50-68,400.95

Finding the Fourth Proportional to 236,917.26, 355,323.50 and 68,400.95

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Solution

The fourth proportional to 236,917.26, 355,323.50 and 68,400.95 is: 102,586.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,917.26 : 355,323.50 = 68,400.95 : x
  2. Step 2: Convert to fraction form
    236,917.26/355,323.50 = 68,400.95/x
  3. Step 3: Cross multiply
    236,917.26x = 355,323.50 × 68,400.95
  4. Step 4: Simplify right side
    236,917.26x = 24,304,462,838.70
  5. Step 5: Solve for x
    x = 24,304,462,838.70/236,917.26
  6. Step 6: Final answer
    x = 102,586.29

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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.