Home / 53,763.24-74,189.81-29,889.30

Finding the Fourth Proportional to 53,763.24, 74,189.81 and 29,889.30

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Solution

The fourth proportional to 53,763.24, 74,189.81 and 29,889.30 is: 41,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,763.24 : 74,189.81 = 29,889.30 : x
  2. Step 2: Convert to fraction form
    53,763.24/74,189.81 = 29,889.30/x
  3. Step 3: Cross multiply
    53,763.24x = 74,189.81 × 29,889.30
  4. Step 4: Simplify right side
    53,763.24x = 2,217,481,338.59
  5. Step 5: Solve for x
    x = 2,217,481,338.59/53,763.24
  6. Step 6: Final answer
    x = 41,245.31

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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.