Home / 70,241.98-96,923.05-40,028.57

Finding the Fourth Proportional to 70,241.98, 96,923.05 and 40,028.57

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Solution

The fourth proportional to 70,241.98, 96,923.05 and 40,028.57 is: 55,233.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,241.98 : 96,923.05 = 40,028.57 : x
  2. Step 2: Convert to fraction form
    70,241.98/96,923.05 = 40,028.57/x
  3. Step 3: Cross multiply
    70,241.98x = 96,923.05 × 40,028.57
  4. Step 4: Simplify right side
    70,241.98x = 3,879,691,091.54
  5. Step 5: Solve for x
    x = 3,879,691,091.54/70,241.98
  6. Step 6: Final answer
    x = 55,233.23

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1.5x scale

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.