Home / 198,051.48-296,897.40-73,305

Finding the Fourth Proportional to 198,051.48, 296,897.40 and 73,305

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Solution

The fourth proportional to 198,051.48, 296,897.40 and 73,305 is: 109,890.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,051.48 : 296,897.40 = 73,305 : x
  2. Step 2: Convert to fraction form
    198,051.48/296,897.40 = 73,305/x
  3. Step 3: Cross multiply
    198,051.48x = 296,897.40 × 73,305
  4. Step 4: Simplify right side
    198,051.48x = 21,764,063,907
  5. Step 5: Solve for x
    x = 21,764,063,907/198,051.48
  6. Step 6: Final answer
    x = 109,890.94

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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.