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Finding the Third Proportional to 48,159.56 and 74,115

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Solution

The third proportional to 48,159.56 and 74,115 is: 114,059.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,159.56 : 74,115 = 74,115 : x
  2. Step 2: Convert to fraction form
    48,159.56/74,115 = 74,115/x
  3. Step 3: Cross multiply
    48,159.56x = 74,115 × 74,115
  4. Step 4: Simplify right side
    48,159.56x = 5,493,033,225
  5. Step 5: Solve for x
    x = 5,493,033,225/48,159.56
  6. Step 6: Final answer
    x = 114,059.04

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.