Home / 49,808.67-68,735.99-28,298.45

Finding the Fourth Proportional to 49,808.67, 68,735.99 and 28,298.45

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Solution

The fourth proportional to 49,808.67, 68,735.99 and 28,298.45 is: 39,051.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,808.67 : 68,735.99 = 28,298.45 : x
  2. Step 2: Convert to fraction form
    49,808.67/68,735.99 = 28,298.45/x
  3. Step 3: Cross multiply
    49,808.67x = 68,735.99 × 28,298.45
  4. Step 4: Simplify right side
    49,808.67x = 1,945,122,148.06
  5. Step 5: Solve for x
    x = 1,945,122,148.06/49,808.67
  6. Step 6: Final answer
    x = 39,051.88

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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.