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Finding the Fourth Proportional to 38,703, 58,064.25 and 11,001

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Solution

The fourth proportional to 38,703, 58,064.25 and 11,001 is: 16,504.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,703 : 58,064.25 = 11,001 : x
  2. Step 2: Convert to fraction form
    38,703/58,064.25 = 11,001/x
  3. Step 3: Cross multiply
    38,703x = 58,064.25 × 11,001
  4. Step 4: Simplify right side
    38,703x = 638,764,855.50
  5. Step 5: Solve for x
    x = 638,764,855.50/38,703
  6. Step 6: Final answer
    x = 16,504.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.