Home / 98,991.94-148,493.99-39,827.56

Finding the Fourth Proportional to 98,991.94, 148,493.99 and 39,827.56

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Solution

The fourth proportional to 98,991.94, 148,493.99 and 39,827.56 is: 59,743.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,991.94 : 148,493.99 = 39,827.56 : x
  2. Step 2: Convert to fraction form
    98,991.94/148,493.99 = 39,827.56/x
  3. Step 3: Cross multiply
    98,991.94x = 148,493.99 × 39,827.56
  4. Step 4: Simplify right side
    98,991.94x = 5,914,153,296.36
  5. Step 5: Solve for x
    x = 5,914,153,296.36/98,991.94
  6. Step 6: Final answer
    x = 59,743.79

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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.