Home / 49,719.69-74,579.37-14,180.27

Finding the Fourth Proportional to 49,719.69, 74,579.37 and 14,180.27

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Solution

The fourth proportional to 49,719.69, 74,579.37 and 14,180.27 is: 21,270.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,719.69 : 74,579.37 = 14,180.27 : x
  2. Step 2: Convert to fraction form
    49,719.69/74,579.37 = 14,180.27/x
  3. Step 3: Cross multiply
    49,719.69x = 74,579.37 × 14,180.27
  4. Step 4: Simplify right side
    49,719.69x = 1,057,555,176.96
  5. Step 5: Solve for x
    x = 1,057,555,176.96/49,719.69
  6. Step 6: Final answer
    x = 21,270.35

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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.