Home / 327,590.03-491,387.80-90,951.16

Finding the Fourth Proportional to 327,590.03, 491,387.80 and 90,951.16

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Solution

The fourth proportional to 327,590.03, 491,387.80 and 90,951.16 is: 136,427.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,590.03 : 491,387.80 = 90,951.16 : x
  2. Step 2: Convert to fraction form
    327,590.03/491,387.80 = 90,951.16/x
  3. Step 3: Cross multiply
    327,590.03x = 491,387.80 × 90,951.16
  4. Step 4: Simplify right side
    327,590.03x = 44,692,290,419.85
  5. Step 5: Solve for x
    x = 44,692,290,419.85/327,590.03
  6. Step 6: Final answer
    x = 136,427.50

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