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Finding the Fourth Proportional to 162,060.44, 223,654.64 and 90,454.40

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Solution

The fourth proportional to 162,060.44, 223,654.64 and 90,454.40 is: 124,833.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,060.44 : 223,654.64 = 90,454.40 : x
  2. Step 2: Convert to fraction form
    162,060.44/223,654.64 = 90,454.40/x
  3. Step 3: Cross multiply
    162,060.44x = 223,654.64 × 90,454.40
  4. Step 4: Simplify right side
    162,060.44x = 20,230,546,268.42
  5. Step 5: Solve for x
    x = 20,230,546,268.42/162,060.44
  6. Step 6: Final answer
    x = 124,833.34

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