Home / 45,074.40-67,611.60-33,410.40

Finding the Fourth Proportional to 45,074.40, 67,611.60 and 33,410.40

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Solution

The fourth proportional to 45,074.40, 67,611.60 and 33,410.40 is: 50,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,074.40 : 67,611.60 = 33,410.40 : x
  2. Step 2: Convert to fraction form
    45,074.40/67,611.60 = 33,410.40/x
  3. Step 3: Cross multiply
    45,074.40x = 67,611.60 × 33,410.40
  4. Step 4: Simplify right side
    45,074.40x = 2,258,930,600.64
  5. Step 5: Solve for x
    x = 2,258,930,600.64/45,074.40
  6. Step 6: Final answer
    x = 50,115.60

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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.