Home / 53,634.44-80,432.46-18,564.68

Finding the Fourth Proportional to 53,634.44, 80,432.46 and 18,564.68

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Solution

The fourth proportional to 53,634.44, 80,432.46 and 18,564.68 is: 27,840.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,634.44 : 80,432.46 = 18,564.68 : x
  2. Step 2: Convert to fraction form
    53,634.44/80,432.46 = 18,564.68/x
  3. Step 3: Cross multiply
    53,634.44x = 80,432.46 × 18,564.68
  4. Step 4: Simplify right side
    53,634.44x = 1,493,202,881.51
  5. Step 5: Solve for x
    x = 1,493,202,881.51/53,634.44
  6. Step 6: Final answer
    x = 27,840.37

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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.