Home / 69,720.66-104,585.04-25,347.24

Finding the Fourth Proportional to 69,720.66, 104,585.04 and 25,347.24

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Solution

The fourth proportional to 69,720.66, 104,585.04 and 25,347.24 is: 38,022.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,720.66 : 104,585.04 = 25,347.24 : x
  2. Step 2: Convert to fraction form
    69,720.66/104,585.04 = 25,347.24/x
  3. Step 3: Cross multiply
    69,720.66x = 104,585.04 × 25,347.24
  4. Step 4: Simplify right side
    69,720.66x = 2,650,942,109.29
  5. Step 5: Solve for x
    x = 2,650,942,109.29/69,720.66
  6. Step 6: Final answer
    x = 38,022.33

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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.