Home / 69,148.27-103,533.54-52,231.69

Finding the Fourth Proportional to 69,148.27, 103,533.54 and 52,231.69

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Solution

The fourth proportional to 69,148.27, 103,533.54 and 52,231.69 is: 78,204.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,148.27 : 103,533.54 = 52,231.69 : x
  2. Step 2: Convert to fraction form
    69,148.27/103,533.54 = 52,231.69/x
  3. Step 3: Cross multiply
    69,148.27x = 103,533.54 × 52,231.69
  4. Step 4: Simplify right side
    69,148.27x = 5,407,731,765.88
  5. Step 5: Solve for x
    x = 5,407,731,765.88/69,148.27
  6. Step 6: Final answer
    x = 78,204.87

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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.