Home / 70,240.98-96,921.67-40,027.57

Finding the Fourth Proportional to 70,240.98, 96,921.67 and 40,027.57

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Solution

The fourth proportional to 70,240.98, 96,921.67 and 40,027.57 is: 55,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,240.98 : 96,921.67 = 40,027.57 : x
  2. Step 2: Convert to fraction form
    70,240.98/96,921.67 = 40,027.57/x
  3. Step 3: Cross multiply
    70,240.98x = 96,921.67 × 40,027.57
  4. Step 4: Simplify right side
    70,240.98x = 3,879,538,930.44
  5. Step 5: Solve for x
    x = 3,879,538,930.44/70,240.98
  6. Step 6: Final answer
    x = 55,231.85

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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.