Home / 53,388.06-80,089.44-18,323.16

Finding the Fourth Proportional to 53,388.06, 80,089.44 and 18,323.16

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Solution

The fourth proportional to 53,388.06, 80,089.44 and 18,323.16 is: 27,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,388.06 : 80,089.44 = 18,323.16 : x
  2. Step 2: Convert to fraction form
    53,388.06/80,089.44 = 18,323.16/x
  3. Step 3: Cross multiply
    53,388.06x = 80,089.44 × 18,323.16
  4. Step 4: Simplify right side
    53,388.06x = 1,467,491,623.43
  5. Step 5: Solve for x
    x = 1,467,491,623.43/53,388.06
  6. Step 6: Final answer
    x = 27,487.26

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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.