Home / 43,723.80-65,601.90-17,447.40

Finding the Fourth Proportional to 43,723.80, 65,601.90 and 17,447.40

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Solution

The fourth proportional to 43,723.80, 65,601.90 and 17,447.40 is: 26,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,723.80 : 65,601.90 = 17,447.40 : x
  2. Step 2: Convert to fraction form
    43,723.80/65,601.90 = 17,447.40/x
  3. Step 3: Cross multiply
    43,723.80x = 65,601.90 × 17,447.40
  4. Step 4: Simplify right side
    43,723.80x = 1,144,582,590.06
  5. Step 5: Solve for x
    x = 1,144,582,590.06/43,723.80
  6. Step 6: Final answer
    x = 26,177.56

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Why These Related Problems?

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