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Finding the Fourth Proportional to 96,462.80, 144,672.60 and 63,414.80

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Solution

The fourth proportional to 96,462.80, 144,672.60 and 63,414.80 is: 95,108.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,462.80 : 144,672.60 = 63,414.80 : x
  2. Step 2: Convert to fraction form
    96,462.80/144,672.60 = 63,414.80/x
  3. Step 3: Cross multiply
    96,462.80x = 144,672.60 × 63,414.80
  4. Step 4: Simplify right side
    96,462.80x = 9,174,383,994.48
  5. Step 5: Solve for x
    x = 9,174,383,994.48/96,462.80
  6. Step 6: Final answer
    x = 95,108.00

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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.