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Finding the Fourth Proportional to 96,630.98, 144,873.38 and 63,359.42

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Solution

The fourth proportional to 96,630.98, 144,873.38 and 63,359.42 is: 94,991.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,630.98 : 144,873.38 = 63,359.42 : x
  2. Step 2: Convert to fraction form
    96,630.98/144,873.38 = 63,359.42/x
  3. Step 3: Cross multiply
    96,630.98x = 144,873.38 × 63,359.42
  4. Step 4: Simplify right side
    96,630.98x = 9,179,093,330.24
  5. Step 5: Solve for x
    x = 9,179,093,330.24/96,630.98
  6. Step 6: Final answer
    x = 94,991.21

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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.