Home / 9,676.20-14,516.38-4,129.64

Finding the Fourth Proportional to 9,676.20, 14,516.38 and 4,129.64

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Solution

The fourth proportional to 9,676.20, 14,516.38 and 4,129.64 is: 6,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,676.20 : 14,516.38 = 4,129.64 : x
  2. Step 2: Convert to fraction form
    9,676.20/14,516.38 = 4,129.64/x
  3. Step 3: Cross multiply
    9,676.20x = 14,516.38 × 4,129.64
  4. Step 4: Simplify right side
    9,676.20x = 59,947,423.50
  5. Step 5: Solve for x
    x = 59,947,423.50/9,676.20
  6. Step 6: Final answer
    x = 6,195.35

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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.