Home / 198,925.90-274,553.33-127,303.47

Finding the Fourth Proportional to 198,925.90, 274,553.33 and 127,303.47

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Solution

The fourth proportional to 198,925.90, 274,553.33 and 127,303.47 is: 175,701.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,925.90 : 274,553.33 = 127,303.47 : x
  2. Step 2: Convert to fraction form
    198,925.90/274,553.33 = 127,303.47/x
  3. Step 3: Cross multiply
    198,925.90x = 274,553.33 × 127,303.47
  4. Step 4: Simplify right side
    198,925.90x = 34,951,590,972.54
  5. Step 5: Solve for x
    x = 34,951,590,972.54/198,925.90
  6. Step 6: Final answer
    x = 175,701.56

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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.