Home / 49,896.75-74,848.30-20,298.41

Finding the Fourth Proportional to 49,896.75, 74,848.30 and 20,298.41

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Solution

The fourth proportional to 49,896.75, 74,848.30 and 20,298.41 is: 30,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,896.75 : 74,848.30 = 20,298.41 : x
  2. Step 2: Convert to fraction form
    49,896.75/74,848.30 = 20,298.41/x
  3. Step 3: Cross multiply
    49,896.75x = 74,848.30 × 20,298.41
  4. Step 4: Simplify right side
    49,896.75x = 1,519,301,056.22
  5. Step 5: Solve for x
    x = 1,519,301,056.22/49,896.75
  6. Step 6: Final answer
    x = 30,448.90

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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.