Home / 70,834.26-97,729.34-40,202.43

Finding the Fourth Proportional to 70,834.26, 97,729.34 and 40,202.43

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Solution

The fourth proportional to 70,834.26, 97,729.34 and 40,202.43 is: 55,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,834.26 : 97,729.34 = 40,202.43 : x
  2. Step 2: Convert to fraction form
    70,834.26/97,729.34 = 40,202.43/x
  3. Step 3: Cross multiply
    70,834.26x = 97,729.34 × 40,202.43
  4. Step 4: Simplify right side
    70,834.26x = 3,928,956,260.64
  5. Step 5: Solve for x
    x = 3,928,956,260.64/70,834.26
  6. Step 6: Final answer
    x = 55,466.90

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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.