Home / 299,766.56-449,631.34-100,070.24

Finding the Fourth Proportional to 299,766.56, 449,631.34 and 100,070.24

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Solution

The fourth proportional to 299,766.56, 449,631.34 and 100,070.24 is: 150,099.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,766.56 : 449,631.34 = 100,070.24 : x
  2. Step 2: Convert to fraction form
    299,766.56/449,631.34 = 100,070.24/x
  3. Step 3: Cross multiply
    299,766.56x = 449,631.34 × 100,070.24
  4. Step 4: Simplify right side
    299,766.56x = 44,994,713,606.99
  5. Step 5: Solve for x
    x = 44,994,713,606.99/299,766.56
  6. Step 6: Final answer
    x = 150,099.18

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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.