Home / 48,396.51-72,563.67-18,782.73

Finding the Fourth Proportional to 48,396.51, 72,563.67 and 18,782.73

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Solution

The fourth proportional to 48,396.51, 72,563.67 and 18,782.73 is: 28,162.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,396.51 : 72,563.67 = 18,782.73 : x
  2. Step 2: Convert to fraction form
    48,396.51/72,563.67 = 18,782.73/x
  3. Step 3: Cross multiply
    48,396.51x = 72,563.67 × 18,782.73
  4. Step 4: Simplify right side
    48,396.51x = 1,362,943,821.42
  5. Step 5: Solve for x
    x = 1,362,943,821.42/48,396.51
  6. Step 6: Final answer
    x = 28,162.03

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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.