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Finding the Fourth Proportional to 69,581.99, 104,287.43 and 32,090.01

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Solution

The fourth proportional to 69,581.99, 104,287.43 and 32,090.01 is: 48,095.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,581.99 : 104,287.43 = 32,090.01 : x
  2. Step 2: Convert to fraction form
    69,581.99/104,287.43 = 32,090.01/x
  3. Step 3: Cross multiply
    69,581.99x = 104,287.43 × 32,090.01
  4. Step 4: Simplify right side
    69,581.99x = 3,346,584,511.12
  5. Step 5: Solve for x
    x = 3,346,584,511.12/69,581.99
  6. Step 6: Final answer
    x = 48,095.56

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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.