Home / 48,556.26-72,843.37-18,972.29

Finding the Fourth Proportional to 48,556.26, 72,843.37 and 18,972.29

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Solution

The fourth proportional to 48,556.26, 72,843.37 and 18,972.29 is: 28,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,556.26 : 72,843.37 = 18,972.29 : x
  2. Step 2: Convert to fraction form
    48,556.26/72,843.37 = 18,972.29/x
  3. Step 3: Cross multiply
    48,556.26x = 72,843.37 × 18,972.29
  4. Step 4: Simplify right side
    48,556.26x = 1,382,005,674.89
  5. Step 5: Solve for x
    x = 1,382,005,674.89/48,556.26
  6. Step 6: Final answer
    x = 28,461.95

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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.