Home / 75,680.73-104,451.71-43,868.07

Finding the Fourth Proportional to 75,680.73, 104,451.71 and 43,868.07

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Solution

The fourth proportional to 75,680.73, 104,451.71 and 43,868.07 is: 60,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,680.73 : 104,451.71 = 43,868.07 : x
  2. Step 2: Convert to fraction form
    75,680.73/104,451.71 = 43,868.07/x
  3. Step 3: Cross multiply
    75,680.73x = 104,451.71 × 43,868.07
  4. Step 4: Simplify right side
    75,680.73x = 4,582,094,706.56
  5. Step 5: Solve for x
    x = 4,582,094,706.56/75,680.73
  6. Step 6: Final answer
    x = 60,545.06

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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.