Home / 197,007.22-295,539.99-72,338.50

Finding the Fourth Proportional to 197,007.22, 295,539.99 and 72,338.50

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Solution

The fourth proportional to 197,007.22, 295,539.99 and 72,338.50 is: 108,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,007.22 : 295,539.99 = 72,338.50 : x
  2. Step 2: Convert to fraction form
    197,007.22/295,539.99 = 72,338.50/x
  3. Step 3: Cross multiply
    197,007.22x = 295,539.99 × 72,338.50
  4. Step 4: Simplify right side
    197,007.22x = 21,378,919,566.62
  5. Step 5: Solve for x
    x = 21,378,919,566.62/197,007.22
  6. Step 6: Final answer
    x = 108,518.46

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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.