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Finding the Fourth Proportional to 65,668.74, 98,512.83 and 24,112.50

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Solution

The fourth proportional to 65,668.74, 98,512.83 and 24,112.50 is: 36,172.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,668.74 : 98,512.83 = 24,112.50 : x
  2. Step 2: Convert to fraction form
    65,668.74/98,512.83 = 24,112.50/x
  3. Step 3: Cross multiply
    65,668.74x = 98,512.83 × 24,112.50
  4. Step 4: Simplify right side
    65,668.74x = 2,375,390,613.38
  5. Step 5: Solve for x
    x = 2,375,390,613.38/65,668.74
  6. Step 6: Final answer
    x = 36,172.32

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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.