Home / 53,115.40-73,300.44-29,242.54

Finding the Fourth Proportional to 53,115.40, 73,300.44 and 29,242.54

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Solution

The fourth proportional to 53,115.40, 73,300.44 and 29,242.54 is: 40,355.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,115.40 : 73,300.44 = 29,242.54 : x
  2. Step 2: Convert to fraction form
    53,115.40/73,300.44 = 29,242.54/x
  3. Step 3: Cross multiply
    53,115.40x = 73,300.44 × 29,242.54
  4. Step 4: Simplify right side
    53,115.40x = 2,143,491,048.72
  5. Step 5: Solve for x
    x = 2,143,491,048.72/53,115.40
  6. Step 6: Final answer
    x = 40,355.36

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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.