Home / 69,400.26-104,532.68-64,533.78

Finding the Fourth Proportional to 69,400.26, 104,532.68 and 64,533.78

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Solution

The fourth proportional to 69,400.26, 104,532.68 and 64,533.78 is: 97,202.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,400.26 : 104,532.68 = 64,533.78 : x
  2. Step 2: Convert to fraction form
    69,400.26/104,532.68 = 64,533.78/x
  3. Step 3: Cross multiply
    69,400.26x = 104,532.68 × 64,533.78
  4. Step 4: Simplify right side
    69,400.26x = 6,745,888,651.26
  5. Step 5: Solve for x
    x = 6,745,888,651.26/69,400.26
  6. Step 6: Final answer
    x = 97,202.64

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.