Home / 40,181.24-60,271.62-21,829.88

Finding the Fourth Proportional to 40,181.24, 60,271.62 and 21,829.88

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Solution

The fourth proportional to 40,181.24, 60,271.62 and 21,829.88 is: 32,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,181.24 : 60,271.62 = 21,829.88 : x
  2. Step 2: Convert to fraction form
    40,181.24/60,271.62 = 21,829.88/x
  3. Step 3: Cross multiply
    40,181.24x = 60,271.62 × 21,829.88
  4. Step 4: Simplify right side
    40,181.24x = 1,315,722,232.01
  5. Step 5: Solve for x
    x = 1,315,722,232.01/40,181.24
  6. Step 6: Final answer
    x = 32,744.69

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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.