Home / 65,766.24-90,736.73-40,246.00

Finding the Fourth Proportional to 65,766.24, 90,736.73 and 40,246.00

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Solution

The fourth proportional to 65,766.24, 90,736.73 and 40,246.00 is: 55,526.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,766.24 : 90,736.73 = 40,246.00 : x
  2. Step 2: Convert to fraction form
    65,766.24/90,736.73 = 40,246.00/x
  3. Step 3: Cross multiply
    65,766.24x = 90,736.73 × 40,246.00
  4. Step 4: Simplify right side
    65,766.24x = 3,651,790,654.42
  5. Step 5: Solve for x
    x = 3,651,790,654.42/65,766.24
  6. Step 6: Final answer
    x = 55,526.83

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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.