Home / 70,720.92-97,586.69-40,504.44

Finding the Fourth Proportional to 70,720.92, 97,586.69 and 40,504.44

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Solution

The fourth proportional to 70,720.92, 97,586.69 and 40,504.44 is: 55,891.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,720.92 : 97,586.69 = 40,504.44 : x
  2. Step 2: Convert to fraction form
    70,720.92/97,586.69 = 40,504.44/x
  3. Step 3: Cross multiply
    70,720.92x = 97,586.69 × 40,504.44
  4. Step 4: Simplify right side
    70,720.92x = 3,952,694,229.90
  5. Step 5: Solve for x
    x = 3,952,694,229.90/70,720.92
  6. Step 6: Final answer
    x = 55,891.44

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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.