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Finding the Fourth Proportional to 69,170.88, 95,419.71 and 43,668.06

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Solution

The fourth proportional to 69,170.88, 95,419.71 and 43,668.06 is: 60,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,170.88 : 95,419.71 = 43,668.06 : x
  2. Step 2: Convert to fraction form
    69,170.88/95,419.71 = 43,668.06/x
  3. Step 3: Cross multiply
    69,170.88x = 95,419.71 × 43,668.06
  4. Step 4: Simplify right side
    69,170.88x = 4,166,793,621.46
  5. Step 5: Solve for x
    x = 4,166,793,621.46/69,170.88
  6. Step 6: Final answer
    x = 60,239.13

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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.