Home / 43,668.11-65,527.56-18,365.78

Finding the Fourth Proportional to 43,668.11, 65,527.56 and 18,365.78

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Solution

The fourth proportional to 43,668.11, 65,527.56 and 18,365.78 is: 27,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,668.11 : 65,527.56 = 18,365.78 : x
  2. Step 2: Convert to fraction form
    43,668.11/65,527.56 = 18,365.78/x
  3. Step 3: Cross multiply
    43,668.11x = 65,527.56 × 18,365.78
  4. Step 4: Simplify right side
    43,668.11x = 1,203,464,423.26
  5. Step 5: Solve for x
    x = 1,203,464,423.26/43,668.11
  6. Step 6: Final answer
    x = 27,559.35

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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.