Home / 69,639.77-104,480.49-27,525.80

Finding the Fourth Proportional to 69,639.77, 104,480.49 and 27,525.80

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Solution

The fourth proportional to 69,639.77, 104,480.49 and 27,525.80 is: 41,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,639.77 : 104,480.49 = 27,525.80 : x
  2. Step 2: Convert to fraction form
    69,639.77/104,480.49 = 27,525.80/x
  3. Step 3: Cross multiply
    69,639.77x = 104,480.49 × 27,525.80
  4. Step 4: Simplify right side
    69,639.77x = 2,875,909,071.64
  5. Step 5: Solve for x
    x = 2,875,909,071.64/69,639.77
  6. Step 6: Final answer
    x = 41,296.94

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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.