Home / 268,973.75-371,184.84-161,545.61

Finding the Fourth Proportional to 268,973.75, 371,184.84 and 161,545.61

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Solution

The fourth proportional to 268,973.75, 371,184.84 and 161,545.61 is: 222,933.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,973.75 : 371,184.84 = 161,545.61 : x
  2. Step 2: Convert to fraction form
    268,973.75/371,184.84 = 161,545.61/x
  3. Step 3: Cross multiply
    268,973.75x = 371,184.84 × 161,545.61
  4. Step 4: Simplify right side
    268,973.75x = 59,963,279,544.63
  5. Step 5: Solve for x
    x = 59,963,279,544.63/268,973.75
  6. Step 6: Final answer
    x = 222,933.58

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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.