Home / 37,181.45-55,677.11-20,522.99

Finding the Fourth Proportional to 37,181.45, 55,677.11 and 20,522.99

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Solution

The fourth proportional to 37,181.45, 55,677.11 and 20,522.99 is: 30,732.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.45 : 55,677.11 = 20,522.99 : x
  2. Step 2: Convert to fraction form
    37,181.45/55,677.11 = 20,522.99/x
  3. Step 3: Cross multiply
    37,181.45x = 55,677.11 × 20,522.99
  4. Step 4: Simplify right side
    37,181.45x = 1,142,660,808.34
  5. Step 5: Solve for x
    x = 1,142,660,808.34/37,181.45
  6. Step 6: Final answer
    x = 30,732.01

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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.