Home / 53,794.12-74,217.66-38,467.72

Finding the Fourth Proportional to 53,794.12, 74,217.66 and 38,467.72

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Solution

The fourth proportional to 53,794.12, 74,217.66 and 38,467.72 is: 53,072.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,794.12 : 74,217.66 = 38,467.72 : x
  2. Step 2: Convert to fraction form
    53,794.12/74,217.66 = 38,467.72/x
  3. Step 3: Cross multiply
    53,794.12x = 74,217.66 × 38,467.72
  4. Step 4: Simplify right side
    53,794.12x = 2,854,984,163.94
  5. Step 5: Solve for x
    x = 2,854,984,163.94/53,794.12
  6. Step 6: Final answer
    x = 53,072.42

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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.