Home / 69,986.30-104,948.67-25,601.54

Finding the Fourth Proportional to 69,986.30, 104,948.67 and 25,601.54

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Solution

The fourth proportional to 69,986.30, 104,948.67 and 25,601.54 is: 38,391.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,986.30 : 104,948.67 = 25,601.54 : x
  2. Step 2: Convert to fraction form
    69,986.30/104,948.67 = 25,601.54/x
  3. Step 3: Cross multiply
    69,986.30x = 104,948.67 × 25,601.54
  4. Step 4: Simplify right side
    69,986.30x = 2,686,847,572.95
  5. Step 5: Solve for x
    x = 2,686,847,572.95/69,986.30
  6. Step 6: Final answer
    x = 38,391.05

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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.