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Finding the Fourth Proportional to 38,873.03, 58,309.81 and 16,667.69

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Solution

The fourth proportional to 38,873.03, 58,309.81 and 16,667.69 is: 25,001.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,873.03 : 58,309.81 = 16,667.69 : x
  2. Step 2: Convert to fraction form
    38,873.03/58,309.81 = 16,667.69/x
  3. Step 3: Cross multiply
    38,873.03x = 58,309.81 × 16,667.69
  4. Step 4: Simplify right side
    38,873.03x = 971,889,503.82
  5. Step 5: Solve for x
    x = 971,889,503.82/38,873.03
  6. Step 6: Final answer
    x = 25,001.64

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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.