Home / 199,432.90-274,657.53-195,078.34

Finding the Fourth Proportional to 199,432.90, 274,657.53 and 195,078.34

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Solution

The fourth proportional to 199,432.90, 274,657.53 and 195,078.34 is: 268,660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,432.90 : 274,657.53 = 195,078.34 : x
  2. Step 2: Convert to fraction form
    199,432.90/274,657.53 = 195,078.34/x
  3. Step 3: Cross multiply
    199,432.90x = 274,657.53 × 195,078.34
  4. Step 4: Simplify right side
    199,432.90x = 53,579,735,020.90
  5. Step 5: Solve for x
    x = 53,579,735,020.90/199,432.90
  6. Step 6: Final answer
    x = 268,660.46

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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.