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Finding the Fourth Proportional to 69,994.41, 96,593.63 and 38,164.65

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Solution

The fourth proportional to 69,994.41, 96,593.63 and 38,164.65 is: 52,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,994.41 : 96,593.63 = 38,164.65 : x
  2. Step 2: Convert to fraction form
    69,994.41/96,593.63 = 38,164.65/x
  3. Step 3: Cross multiply
    69,994.41x = 96,593.63 × 38,164.65
  4. Step 4: Simplify right side
    69,994.41x = 3,686,461,890.36
  5. Step 5: Solve for x
    x = 3,686,461,890.36/69,994.41
  6. Step 6: Final answer
    x = 52,667.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.