Home / 69,832.55-104,769.48-40,271.60

Finding the Fourth Proportional to 69,832.55, 104,769.48 and 40,271.60

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Solution

The fourth proportional to 69,832.55, 104,769.48 and 40,271.60 is: 60,419.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,832.55 : 104,769.48 = 40,271.60 : x
  2. Step 2: Convert to fraction form
    69,832.55/104,769.48 = 40,271.60/x
  3. Step 3: Cross multiply
    69,832.55x = 104,769.48 × 40,271.60
  4. Step 4: Simplify right side
    69,832.55x = 4,219,234,074.59
  5. Step 5: Solve for x
    x = 4,219,234,074.59/69,832.55
  6. Step 6: Final answer
    x = 60,419.31

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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.