Home / 53,977.09-80,968.06-16,534.43

Finding the Fourth Proportional to 53,977.09, 80,968.06 and 16,534.43

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Solution

The fourth proportional to 53,977.09, 80,968.06 and 16,534.43 is: 24,802.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.09 : 80,968.06 = 16,534.43 : x
  2. Step 2: Convert to fraction form
    53,977.09/80,968.06 = 16,534.43/x
  3. Step 3: Cross multiply
    53,977.09x = 80,968.06 × 16,534.43
  4. Step 4: Simplify right side
    53,977.09x = 1,338,760,720.31
  5. Step 5: Solve for x
    x = 1,338,760,720.31/53,977.09
  6. Step 6: Final answer
    x = 24,802.39

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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.