Home / 188,824.60-260,556.57-111,295.18

Finding the Fourth Proportional to 188,824.60, 260,556.57 and 111,295.18

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Solution

The fourth proportional to 188,824.60, 260,556.57 and 111,295.18 is: 153,574.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,824.60 : 260,556.57 = 111,295.18 : x
  2. Step 2: Convert to fraction form
    188,824.60/260,556.57 = 111,295.18/x
  3. Step 3: Cross multiply
    188,824.60x = 260,556.57 × 111,295.18
  4. Step 4: Simplify right side
    188,824.60x = 28,998,690,358.33
  5. Step 5: Solve for x
    x = 28,998,690,358.33/188,824.60
  6. Step 6: Final answer
    x = 153,574.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.