Home / 53,967.72-80,969.51-23,977.79

Finding the Fourth Proportional to 53,967.72, 80,969.51 and 23,977.79

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Solution

The fourth proportional to 53,967.72, 80,969.51 and 23,977.79 is: 35,974.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,967.72 : 80,969.51 = 23,977.79 : x
  2. Step 2: Convert to fraction form
    53,967.72/80,969.51 = 23,977.79/x
  3. Step 3: Cross multiply
    53,967.72x = 80,969.51 × 23,977.79
  4. Step 4: Simplify right side
    53,967.72x = 1,941,469,731.04
  5. Step 5: Solve for x
    x = 1,941,469,731.04/53,967.72
  6. Step 6: Final answer
    x = 35,974.65

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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.