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Finding the Fourth Proportional to 100,599.75, 150,669.99 and 48,046.14

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Solution

The fourth proportional to 100,599.75, 150,669.99 and 48,046.14 is: 71,959.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,599.75 : 150,669.99 = 48,046.14 : x
  2. Step 2: Convert to fraction form
    100,599.75/150,669.99 = 48,046.14/x
  3. Step 3: Cross multiply
    100,599.75x = 150,669.99 × 48,046.14
  4. Step 4: Simplify right side
    100,599.75x = 7,239,111,433.34
  5. Step 5: Solve for x
    x = 7,239,111,433.34/100,599.75
  6. Step 6: Final answer
    x = 71,959.54

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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.