Home / 49,611.20-74,459.34-20,050.25

Finding the Fourth Proportional to 49,611.20, 74,459.34 and 20,050.25

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Solution

The fourth proportional to 49,611.20, 74,459.34 and 20,050.25 is: 30,092.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,611.20 : 74,459.34 = 20,050.25 : x
  2. Step 2: Convert to fraction form
    49,611.20/74,459.34 = 20,050.25/x
  3. Step 3: Cross multiply
    49,611.20x = 74,459.34 × 20,050.25
  4. Step 4: Simplify right side
    49,611.20x = 1,492,928,009.54
  5. Step 5: Solve for x
    x = 1,492,928,009.54/49,611.20
  6. Step 6: Final answer
    x = 30,092.56

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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.