Home / 69,439.05-104,164.02-19,523.25

Finding the Fourth Proportional to 69,439.05, 104,164.02 and 19,523.25

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Solution

The fourth proportional to 69,439.05, 104,164.02 and 19,523.25 is: 29,286.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,439.05 : 104,164.02 = 19,523.25 : x
  2. Step 2: Convert to fraction form
    69,439.05/104,164.02 = 19,523.25/x
  3. Step 3: Cross multiply
    69,439.05x = 104,164.02 × 19,523.25
  4. Step 4: Simplify right side
    69,439.05x = 2,033,620,203.47
  5. Step 5: Solve for x
    x = 2,033,620,203.47/69,439.05
  6. Step 6: Final answer
    x = 29,286.41

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1.5x scale

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.