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Finding the Fourth Proportional to 163,550.88, 245,180.88 and 63,687.84

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Solution

The fourth proportional to 163,550.88, 245,180.88 and 63,687.84 is: 95,475.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,550.88 : 245,180.88 = 63,687.84 : x
  2. Step 2: Convert to fraction form
    163,550.88/245,180.88 = 63,687.84/x
  3. Step 3: Cross multiply
    163,550.88x = 245,180.88 × 63,687.84
  4. Step 4: Simplify right side
    163,550.88x = 15,615,040,656.50
  5. Step 5: Solve for x
    x = 15,615,040,656.50/163,550.88
  6. Step 6: Final answer
    x = 95,475.12

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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.