Home / 53,389.01-73,670.36-29,512.37

Finding the Fourth Proportional to 53,389.01, 73,670.36 and 29,512.37

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Solution

The fourth proportional to 53,389.01, 73,670.36 and 29,512.37 is: 40,723.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,389.01 : 73,670.36 = 29,512.37 : x
  2. Step 2: Convert to fraction form
    53,389.01/73,670.36 = 29,512.37/x
  3. Step 3: Cross multiply
    53,389.01x = 73,670.36 × 29,512.37
  4. Step 4: Simplify right side
    53,389.01x = 2,174,186,406.44
  5. Step 5: Solve for x
    x = 2,174,186,406.44/53,389.01
  6. Step 6: Final answer
    x = 40,723.49

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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.