Home / 53,020.36-73,167.87-29,148.31

Finding the Fourth Proportional to 53,020.36, 73,167.87 and 29,148.31

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Solution

The fourth proportional to 53,020.36, 73,167.87 and 29,148.31 is: 40,224.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,020.36 : 73,167.87 = 29,148.31 : x
  2. Step 2: Convert to fraction form
    53,020.36/73,167.87 = 29,148.31/x
  3. Step 3: Cross multiply
    53,020.36x = 73,167.87 × 29,148.31
  4. Step 4: Simplify right side
    53,020.36x = 2,132,719,756.80
  5. Step 5: Solve for x
    x = 2,132,719,756.80/53,020.36
  6. Step 6: Final answer
    x = 40,224.54

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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.