Home / 53,308.96-79,896.24-27,020.32

Finding the Fourth Proportional to 53,308.96, 79,896.24 and 27,020.32

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Solution

The fourth proportional to 53,308.96, 79,896.24 and 27,020.32 is: 40,496.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,308.96 : 79,896.24 = 27,020.32 : x
  2. Step 2: Convert to fraction form
    53,308.96/79,896.24 = 27,020.32/x
  3. Step 3: Cross multiply
    53,308.96x = 79,896.24 × 27,020.32
  4. Step 4: Simplify right side
    53,308.96x = 2,158,821,971.60
  5. Step 5: Solve for x
    x = 2,158,821,971.60/53,308.96
  6. Step 6: Final answer
    x = 40,496.42

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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.