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Finding the Third Proportional to 117,703.50 and 151,126.88

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Solution

The third proportional to 117,703.50 and 151,126.88 is: 194,041.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,703.50 : 151,126.88 = 151,126.88 : x
  2. Step 2: Convert to fraction form
    117,703.50/151,126.88 = 151,126.88/x
  3. Step 3: Cross multiply
    117,703.50x = 151,126.88 × 151,126.88
  4. Step 4: Simplify right side
    117,703.50x = 22,839,332,347.27
  5. Step 5: Solve for x
    x = 22,839,332,347.27/117,703.50
  6. Step 6: Final answer
    x = 194,041.23

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.