Home / 69,480.48-104,226.87-19,561.01

Finding the Fourth Proportional to 69,480.48, 104,226.87 and 19,561.01

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Solution

The fourth proportional to 69,480.48, 104,226.87 and 19,561.01 is: 29,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,480.48 : 104,226.87 = 19,561.01 : x
  2. Step 2: Convert to fraction form
    69,480.48/104,226.87 = 19,561.01/x
  3. Step 3: Cross multiply
    69,480.48x = 104,226.87 × 19,561.01
  4. Step 4: Simplify right side
    69,480.48x = 2,038,782,414.47
  5. Step 5: Solve for x
    x = 2,038,782,414.47/69,480.48
  6. Step 6: Final answer
    x = 29,343.24

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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.