Home / 454,166.78-681,522.33-187,930.94

Finding the Fourth Proportional to 454,166.78, 681,522.33 and 187,930.94

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Solution

The fourth proportional to 454,166.78, 681,522.33 and 187,930.94 is: 282,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,166.78 : 681,522.33 = 187,930.94 : x
  2. Step 2: Convert to fraction form
    454,166.78/681,522.33 = 187,930.94/x
  3. Step 3: Cross multiply
    454,166.78x = 681,522.33 × 187,930.94
  4. Step 4: Simplify right side
    454,166.78x = 128,079,132,107.89
  5. Step 5: Solve for x
    x = 128,079,132,107.89/454,166.78
  6. Step 6: Final answer
    x = 282,009.03

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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.