Home / 53,004.53-73,147.63-29,131.83

Finding the Fourth Proportional to 53,004.53, 73,147.63 and 29,131.83

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Solution

The fourth proportional to 53,004.53, 73,147.63 and 29,131.83 is: 40,202.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,004.53 : 73,147.63 = 29,131.83 : x
  2. Step 2: Convert to fraction form
    53,004.53/73,147.63 = 29,131.83/x
  3. Step 3: Cross multiply
    53,004.53x = 73,147.63 × 29,131.83
  4. Step 4: Simplify right side
    53,004.53x = 2,130,924,180.06
  5. Step 5: Solve for x
    x = 2,130,924,180.06/53,004.53
  6. Step 6: Final answer
    x = 40,202.68

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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.