Home / 216,742.83-325,033.55-74,548.18

Finding the Fourth Proportional to 216,742.83, 325,033.55 and 74,548.18

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Solution

The fourth proportional to 216,742.83, 325,033.55 and 74,548.18 is: 111,794.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,742.83 : 325,033.55 = 74,548.18 : x
  2. Step 2: Convert to fraction form
    216,742.83/325,033.55 = 74,548.18/x
  3. Step 3: Cross multiply
    216,742.83x = 325,033.55 × 74,548.18
  4. Step 4: Simplify right side
    216,742.83x = 24,230,659,591.44
  5. Step 5: Solve for x
    x = 24,230,659,591.44/216,742.83
  6. Step 6: Final answer
    x = 111,794.52

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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.