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Finding the Third Proportional to 10,159 and 14,842.50

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Solution

The third proportional to 10,159 and 14,842.50 is: 21,685.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,159 : 14,842.50 = 14,842.50 : x
  2. Step 2: Convert to fraction form
    10,159/14,842.50 = 14,842.50/x
  3. Step 3: Cross multiply
    10,159x = 14,842.50 × 14,842.50
  4. Step 4: Simplify right side
    10,159x = 220,299,806.25
  5. Step 5: Solve for x
    x = 220,299,806.25/10,159
  6. Step 6: Final answer
    x = 21,685.19

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.