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Finding the Third Proportional to 74,004 and 112,848

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Solution

The third proportional to 74,004 and 112,848 is: 172,080.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,004 : 112,848 = 112,848 : x
  2. Step 2: Convert to fraction form
    74,004/112,848 = 112,848/x
  3. Step 3: Cross multiply
    74,004x = 112,848 × 112,848
  4. Step 4: Simplify right side
    74,004x = 12,734,671,104
  5. Step 5: Solve for x
    x = 12,734,671,104/74,004
  6. Step 6: Final answer
    x = 172,080.85

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.