Home / 68,576.09-102,863.39-52,037.69

Finding the Fourth Proportional to 68,576.09, 102,863.39 and 52,037.69

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Solution

The fourth proportional to 68,576.09, 102,863.39 and 52,037.69 is: 78,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,576.09 : 102,863.39 = 52,037.69 : x
  2. Step 2: Convert to fraction form
    68,576.09/102,863.39 = 52,037.69/x
  3. Step 3: Cross multiply
    68,576.09x = 102,863.39 × 52,037.69
  4. Step 4: Simplify right side
    68,576.09x = 5,352,772,426.66
  5. Step 5: Solve for x
    x = 5,352,772,426.66/68,576.09
  6. Step 6: Final answer
    x = 78,055.96

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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.