Home / 34,178.56-51,262.72-28,372.48

Finding the Fourth Proportional to 34,178.56, 51,262.72 and 28,372.48

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Solution

The fourth proportional to 34,178.56, 51,262.72 and 28,372.48 is: 42,554.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,178.56 : 51,262.72 = 28,372.48 : x
  2. Step 2: Convert to fraction form
    34,178.56/51,262.72 = 28,372.48/x
  3. Step 3: Cross multiply
    34,178.56x = 51,262.72 × 28,372.48
  4. Step 4: Simplify right side
    34,178.56x = 1,454,450,497.95
  5. Step 5: Solve for x
    x = 1,454,450,497.95/34,178.56
  6. Step 6: Final answer
    x = 42,554.47

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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.