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Finding the Fourth Proportional to 61,668.23, 92,491.91 and 17,284.77

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Solution

The fourth proportional to 61,668.23, 92,491.91 and 17,284.77 is: 25,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,668.23 : 92,491.91 = 17,284.77 : x
  2. Step 2: Convert to fraction form
    61,668.23/92,491.91 = 17,284.77/x
  3. Step 3: Cross multiply
    61,668.23x = 92,491.91 × 17,284.77
  4. Step 4: Simplify right side
    61,668.23x = 1,598,701,304.79
  5. Step 5: Solve for x
    x = 1,598,701,304.79/61,668.23
  6. Step 6: Final answer
    x = 25,924.23

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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.