Home / 40,169.40-60,241.93-12,081.99

Finding the Fourth Proportional to 40,169.40, 60,241.93 and 12,081.99

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Solution

The fourth proportional to 40,169.40, 60,241.93 and 12,081.99 is: 18,119.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,169.40 : 60,241.93 = 12,081.99 : x
  2. Step 2: Convert to fraction form
    40,169.40/60,241.93 = 12,081.99/x
  3. Step 3: Cross multiply
    40,169.40x = 60,241.93 × 12,081.99
  4. Step 4: Simplify right side
    40,169.40x = 727,842,395.84
  5. Step 5: Solve for x
    x = 727,842,395.84/40,169.40
  6. Step 6: Final answer
    x = 18,119.33

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1.5x scale

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.