Home / 143,844.54-198,590.52-127,884.83

Finding the Fourth Proportional to 143,844.54, 198,590.52 and 127,884.83

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Solution

The fourth proportional to 143,844.54, 198,590.52 and 127,884.83 is: 176,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,844.54 : 198,590.52 = 127,884.83 : x
  2. Step 2: Convert to fraction form
    143,844.54/198,590.52 = 127,884.83/x
  3. Step 3: Cross multiply
    143,844.54x = 198,590.52 × 127,884.83
  4. Step 4: Simplify right side
    143,844.54x = 25,396,713,657.08
  5. Step 5: Solve for x
    x = 25,396,713,657.08/143,844.54
  6. Step 6: Final answer
    x = 176,556.67

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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.