Home / 48,930.56-67,523.07-28,511.36

Finding the Fourth Proportional to 48,930.56, 67,523.07 and 28,511.36

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Solution

The fourth proportional to 48,930.56, 67,523.07 and 28,511.36 is: 39,345.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,930.56 : 67,523.07 = 28,511.36 : x
  2. Step 2: Convert to fraction form
    48,930.56/67,523.07 = 28,511.36/x
  3. Step 3: Cross multiply
    48,930.56x = 67,523.07 × 28,511.36
  4. Step 4: Simplify right side
    48,930.56x = 1,925,174,076.90
  5. Step 5: Solve for x
    x = 1,925,174,076.90/48,930.56
  6. Step 6: Final answer
    x = 39,345.03

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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.