Home / 43,668.60-65,531.70-15,966.60

Finding the Fourth Proportional to 43,668.60, 65,531.70 and 15,966.60

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Solution

The fourth proportional to 43,668.60, 65,531.70 and 15,966.60 is: 23,960.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,668.60 : 65,531.70 = 15,966.60 : x
  2. Step 2: Convert to fraction form
    43,668.60/65,531.70 = 15,966.60/x
  3. Step 3: Cross multiply
    43,668.60x = 65,531.70 × 15,966.60
  4. Step 4: Simplify right side
    43,668.60x = 1,046,318,441.22
  5. Step 5: Solve for x
    x = 1,046,318,441.22/43,668.60
  6. Step 6: Final answer
    x = 23,960.43

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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.