Home / 79,020.45-118,530.78-32,273.34

Finding the Fourth Proportional to 79,020.45, 118,530.78 and 32,273.34

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Solution

The fourth proportional to 79,020.45, 118,530.78 and 32,273.34 is: 48,410.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,020.45 : 118,530.78 = 32,273.34 : x
  2. Step 2: Convert to fraction form
    79,020.45/118,530.78 = 32,273.34/x
  3. Step 3: Cross multiply
    79,020.45x = 118,530.78 × 32,273.34
  4. Step 4: Simplify right side
    79,020.45x = 3,825,384,163.41
  5. Step 5: Solve for x
    x = 3,825,384,163.41/79,020.45
  6. Step 6: Final answer
    x = 48,410.05

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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.