Home / 69,824.04-104,720.26-19,903.06

Finding the Fourth Proportional to 69,824.04, 104,720.26 and 19,903.06

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Solution

The fourth proportional to 69,824.04, 104,720.26 and 19,903.06 is: 29,850.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,824.04 : 104,720.26 = 19,903.06 : x
  2. Step 2: Convert to fraction form
    69,824.04/104,720.26 = 19,903.06/x
  3. Step 3: Cross multiply
    69,824.04x = 104,720.26 × 19,903.06
  4. Step 4: Simplify right side
    69,824.04x = 2,084,253,618.00
  5. Step 5: Solve for x
    x = 2,084,253,618.00/69,824.04
  6. Step 6: Final answer
    x = 29,850.09

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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.