Home / 40,074.48-60,119.28-12,366

Finding the Fourth Proportional to 40,074.48, 60,119.28 and 12,366

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Solution

The fourth proportional to 40,074.48, 60,119.28 and 12,366 is: 18,551.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,074.48 : 60,119.28 = 12,366 : x
  2. Step 2: Convert to fraction form
    40,074.48/60,119.28 = 12,366/x
  3. Step 3: Cross multiply
    40,074.48x = 60,119.28 × 12,366
  4. Step 4: Simplify right side
    40,074.48x = 743,435,016.48
  5. Step 5: Solve for x
    x = 743,435,016.48/40,074.48
  6. Step 6: Final answer
    x = 18,551.33

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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.