Home / 105,338.75-158,006.53-34,264.62

Finding the Fourth Proportional to 105,338.75, 158,006.53 and 34,264.62

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Solution

The fourth proportional to 105,338.75, 158,006.53 and 34,264.62 is: 51,396.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,338.75 : 158,006.53 = 34,264.62 : x
  2. Step 2: Convert to fraction form
    105,338.75/158,006.53 = 34,264.62/x
  3. Step 3: Cross multiply
    105,338.75x = 158,006.53 × 34,264.62
  4. Step 4: Simplify right side
    105,338.75x = 5,414,033,750.80
  5. Step 5: Solve for x
    x = 5,414,033,750.80/105,338.75
  6. Step 6: Final answer
    x = 51,396.41

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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.