Home / 505,099.89-757,682.64-150,084.18

Finding the Fourth Proportional to 505,099.89, 757,682.64 and 150,084.18

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Solution

The fourth proportional to 505,099.89, 757,682.64 and 150,084.18 is: 225,136.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,099.89 : 757,682.64 = 150,084.18 : x
  2. Step 2: Convert to fraction form
    505,099.89/757,682.64 = 150,084.18/x
  3. Step 3: Cross multiply
    505,099.89x = 757,682.64 × 150,084.18
  4. Step 4: Simplify right side
    505,099.89x = 113,716,177,724.64
  5. Step 5: Solve for x
    x = 113,716,177,724.64/505,099.89
  6. Step 6: Final answer
    x = 225,136.02

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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.