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Finding the Fourth Proportional to 163,548.21, 245,221.83 and 63,591.89

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Solution

The fourth proportional to 163,548.21, 245,221.83 and 63,591.89 is: 95,348.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,548.21 : 245,221.83 = 63,591.89 : x
  2. Step 2: Convert to fraction form
    163,548.21/245,221.83 = 63,591.89/x
  3. Step 3: Cross multiply
    163,548.21x = 245,221.83 × 63,591.89
  4. Step 4: Simplify right side
    163,548.21x = 15,594,118,412.85
  5. Step 5: Solve for x
    x = 15,594,118,412.85/163,548.21
  6. Step 6: Final answer
    x = 95,348.75

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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.