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Finding the Fourth Proportional to 69,994.73, 96,590.98 and 38,164.25

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Solution

The fourth proportional to 69,994.73, 96,590.98 and 38,164.25 is: 52,665.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,994.73 : 96,590.98 = 38,164.25 : x
  2. Step 2: Convert to fraction form
    69,994.73/96,590.98 = 38,164.25/x
  3. Step 3: Cross multiply
    69,994.73x = 96,590.98 × 38,164.25
  4. Step 4: Simplify right side
    69,994.73x = 3,686,322,308.47
  5. Step 5: Solve for x
    x = 3,686,322,308.47/69,994.73
  6. Step 6: Final answer
    x = 52,665.71

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1.5x scale

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.