Home / 40,050.37-60,074.98-11,969.80

Finding the Fourth Proportional to 40,050.37, 60,074.98 and 11,969.80

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Solution

The fourth proportional to 40,050.37, 60,074.98 and 11,969.80 is: 17,954.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,050.37 : 60,074.98 = 11,969.80 : x
  2. Step 2: Convert to fraction form
    40,050.37/60,074.98 = 11,969.80/x
  3. Step 3: Cross multiply
    40,050.37x = 60,074.98 × 11,969.80
  4. Step 4: Simplify right side
    40,050.37x = 719,085,495.60
  5. Step 5: Solve for x
    x = 719,085,495.60/40,050.37
  6. Step 6: Final answer
    x = 17,954.53

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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.