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Finding the Fourth Proportional to 235,676.56, 353,515.57 and 58,183.59

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Solution

The fourth proportional to 235,676.56, 353,515.57 and 58,183.59 is: 87,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,676.56 : 353,515.57 = 58,183.59 : x
  2. Step 2: Convert to fraction form
    235,676.56/353,515.57 = 58,183.59/x
  3. Step 3: Cross multiply
    235,676.56x = 353,515.57 × 58,183.59
  4. Step 4: Simplify right side
    235,676.56x = 20,568,804,983.50
  5. Step 5: Solve for x
    x = 20,568,804,983.50/235,676.56
  6. Step 6: Final answer
    x = 87,275.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.