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Finding the Third Proportional to 25,555.50 and 53,703

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Solution

The third proportional to 25,555.50 and 53,703 is: 112,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,555.50 : 53,703 = 53,703 : x
  2. Step 2: Convert to fraction form
    25,555.50/53,703 = 53,703/x
  3. Step 3: Cross multiply
    25,555.50x = 53,703 × 53,703
  4. Step 4: Simplify right side
    25,555.50x = 2,884,012,209
  5. Step 5: Solve for x
    x = 2,884,012,209/25,555.50
  6. Step 6: Final answer
    x = 112,852.90

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.