Home / 71,579.52-98,664.84-48,602.16

Finding the Fourth Proportional to 71,579.52, 98,664.84 and 48,602.16

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Solution

The fourth proportional to 71,579.52, 98,664.84 and 48,602.16 is: 66,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,579.52 : 98,664.84 = 48,602.16 : x
  2. Step 2: Convert to fraction form
    71,579.52/98,664.84 = 48,602.16/x
  3. Step 3: Cross multiply
    71,579.52x = 98,664.84 × 48,602.16
  4. Step 4: Simplify right side
    71,579.52x = 4,795,324,340.05
  5. Step 5: Solve for x
    x = 4,795,324,340.05/71,579.52
  6. Step 6: Final answer
    x = 66,992.97

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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.