Home / 40,172.99-60,181.06-19,083.02

Finding the Fourth Proportional to 40,172.99, 60,181.06 and 19,083.02

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Solution

The fourth proportional to 40,172.99, 60,181.06 and 19,083.02 is: 28,587.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,172.99 : 60,181.06 = 19,083.02 : x
  2. Step 2: Convert to fraction form
    40,172.99/60,181.06 = 19,083.02/x
  3. Step 3: Cross multiply
    40,172.99x = 60,181.06 × 19,083.02
  4. Step 4: Simplify right side
    40,172.99x = 1,148,436,371.60
  5. Step 5: Solve for x
    x = 1,148,436,371.60/40,172.99
  6. Step 6: Final answer
    x = 28,587.28

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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.