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Finding the Fourth Proportional to 163,751.26, 245,626.88 and 65,324.38

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Solution

The fourth proportional to 163,751.26, 245,626.88 and 65,324.38 is: 97,986.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,751.26 : 245,626.88 = 65,324.38 : x
  2. Step 2: Convert to fraction form
    163,751.26/245,626.88 = 65,324.38/x
  3. Step 3: Cross multiply
    163,751.26x = 245,626.88 × 65,324.38
  4. Step 4: Simplify right side
    163,751.26x = 16,045,423,647.33
  5. Step 5: Solve for x
    x = 16,045,423,647.33/163,751.26
  6. Step 6: Final answer
    x = 97,986.57

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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.