Home / 40,119.78-60,199.11-19,056.54

Finding the Fourth Proportional to 40,119.78, 60,199.11 and 19,056.54

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Solution

The fourth proportional to 40,119.78, 60,199.11 and 19,056.54 is: 28,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,119.78 : 60,199.11 = 19,056.54 : x
  2. Step 2: Convert to fraction form
    40,119.78/60,199.11 = 19,056.54/x
  3. Step 3: Cross multiply
    40,119.78x = 60,199.11 × 19,056.54
  4. Step 4: Simplify right side
    40,119.78x = 1,147,186,747.68
  5. Step 5: Solve for x
    x = 1,147,186,747.68/40,119.78
  6. Step 6: Final answer
    x = 28,594.04

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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.