Home / 133,224.96-183,844.94-72,797.64

Finding the Fourth Proportional to 133,224.96, 183,844.94 and 72,797.64

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Solution

The fourth proportional to 133,224.96, 183,844.94 and 72,797.64 is: 100,457.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,224.96 : 183,844.94 = 72,797.64 : x
  2. Step 2: Convert to fraction form
    133,224.96/183,844.94 = 72,797.64/x
  3. Step 3: Cross multiply
    133,224.96x = 183,844.94 × 72,797.64
  4. Step 4: Simplify right side
    133,224.96x = 13,383,477,757.94
  5. Step 5: Solve for x
    x = 13,383,477,757.94/133,224.96
  6. Step 6: Final answer
    x = 100,457.74

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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.