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Finding the Fourth Proportional to 95,783.88, 132,181.72 and 55,520.98

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Solution

The fourth proportional to 95,783.88, 132,181.72 and 55,520.98 is: 76,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,783.88 : 132,181.72 = 55,520.98 : x
  2. Step 2: Convert to fraction form
    95,783.88/132,181.72 = 55,520.98/x
  3. Step 3: Cross multiply
    95,783.88x = 132,181.72 × 55,520.98
  4. Step 4: Simplify right side
    95,783.88x = 7,338,858,632.49
  5. Step 5: Solve for x
    x = 7,338,858,632.49/95,783.88
  6. Step 6: Final answer
    x = 76,618.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.