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Finding the Third Proportional to 74,094.75 and 117,703.50

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Solution

The third proportional to 74,094.75 and 117,703.50 is: 186,978.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,094.75 : 117,703.50 = 117,703.50 : x
  2. Step 2: Convert to fraction form
    74,094.75/117,703.50 = 117,703.50/x
  3. Step 3: Cross multiply
    74,094.75x = 117,703.50 × 117,703.50
  4. Step 4: Simplify right side
    74,094.75x = 13,854,113,912.25
  5. Step 5: Solve for x
    x = 13,854,113,912.25/74,094.75
  6. Step 6: Final answer
    x = 186,978.35

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.