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Finding the Third Proportional to 100,504.50 and 153,955.50

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Solution

The third proportional to 100,504.50 and 153,955.50 is: 235,833.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,504.50 : 153,955.50 = 153,955.50 : x
  2. Step 2: Convert to fraction form
    100,504.50/153,955.50 = 153,955.50/x
  3. Step 3: Cross multiply
    100,504.50x = 153,955.50 × 153,955.50
  4. Step 4: Simplify right side
    100,504.50x = 23,702,295,980.25
  5. Step 5: Solve for x
    x = 23,702,295,980.25/100,504.50
  6. Step 6: Final answer
    x = 235,833.18

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.