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Finding the Fourth Proportional to 163,331, 245,059.88 and 63,561.27

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Solution

The fourth proportional to 163,331, 245,059.88 and 63,561.27 is: 95,366.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,331 : 245,059.88 = 63,561.27 : x
  2. Step 2: Convert to fraction form
    163,331/245,059.88 = 63,561.27/x
  3. Step 3: Cross multiply
    163,331x = 245,059.88 × 63,561.27
  4. Step 4: Simplify right side
    163,331x = 15,576,317,198.85
  5. Step 5: Solve for x
    x = 15,576,317,198.85/163,331
  6. Step 6: Final answer
    x = 95,366.57

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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.