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Finding the Fourth Proportional to 110,672.76, 166,175.21 and 63,341.29

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Solution

The fourth proportional to 110,672.76, 166,175.21 and 63,341.29 is: 95,106.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,672.76 : 166,175.21 = 63,341.29 : x
  2. Step 2: Convert to fraction form
    110,672.76/166,175.21 = 63,341.29/x
  3. Step 3: Cross multiply
    110,672.76x = 166,175.21 × 63,341.29
  4. Step 4: Simplify right side
    110,672.76x = 10,525,752,533.49
  5. Step 5: Solve for x
    x = 10,525,752,533.49/110,672.76
  6. Step 6: Final answer
    x = 95,106.98

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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.