Home / 70,240.23-96,930.54-40,027.37

Finding the Fourth Proportional to 70,240.23, 96,930.54 and 40,027.37

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Solution

The fourth proportional to 70,240.23, 96,930.54 and 40,027.37 is: 55,237.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,240.23 : 96,930.54 = 40,027.37 : x
  2. Step 2: Convert to fraction form
    70,240.23/96,930.54 = 40,027.37/x
  3. Step 3: Cross multiply
    70,240.23x = 96,930.54 × 40,027.37
  4. Step 4: Simplify right side
    70,240.23x = 3,879,874,104.23
  5. Step 5: Solve for x
    x = 3,879,874,104.23/70,240.23
  6. Step 6: Final answer
    x = 55,237.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.