Home / 69,984.48-104,914.56-27,280.07

Finding the Fourth Proportional to 69,984.48, 104,914.56 and 27,280.07

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Solution

The fourth proportional to 69,984.48, 104,914.56 and 27,280.07 is: 40,895.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984.48 : 104,914.56 = 27,280.07 : x
  2. Step 2: Convert to fraction form
    69,984.48/104,914.56 = 27,280.07/x
  3. Step 3: Cross multiply
    69,984.48x = 104,914.56 × 27,280.07
  4. Step 4: Simplify right side
    69,984.48x = 2,862,076,016.25
  5. Step 5: Solve for x
    x = 2,862,076,016.25/69,984.48
  6. Step 6: Final answer
    x = 40,895.87

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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.