Home / 198,929.63-298,397.52-110,743.64

Finding the Fourth Proportional to 198,929.63, 298,397.52 and 110,743.64

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Solution

The fourth proportional to 198,929.63, 298,397.52 and 110,743.64 is: 166,117.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,929.63 : 298,397.52 = 110,743.64 : x
  2. Step 2: Convert to fraction form
    198,929.63/298,397.52 = 110,743.64/x
  3. Step 3: Cross multiply
    198,929.63x = 298,397.52 × 110,743.64
  4. Step 4: Simplify right side
    198,929.63x = 33,045,626,039.79
  5. Step 5: Solve for x
    x = 33,045,626,039.79/198,929.63
  6. Step 6: Final answer
    x = 166,117.17

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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.