Home / 69,902.40-104,779.76-50,170.26

Finding the Fourth Proportional to 69,902.40, 104,779.76 and 50,170.26

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Solution

The fourth proportional to 69,902.40, 104,779.76 and 50,170.26 is: 75,202.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,902.40 : 104,779.76 = 50,170.26 : x
  2. Step 2: Convert to fraction form
    69,902.40/104,779.76 = 50,170.26/x
  3. Step 3: Cross multiply
    69,902.40x = 104,779.76 × 50,170.26
  4. Step 4: Simplify right side
    69,902.40x = 5,256,827,551.09
  5. Step 5: Solve for x
    x = 5,256,827,551.09/69,902.40
  6. Step 6: Final answer
    x = 75,202.39

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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.