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Finding the Fourth Proportional to 95,909.87, 132,362.84 and 55,623.31

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Solution

The fourth proportional to 95,909.87, 132,362.84 and 55,623.31 is: 76,764.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,909.87 : 132,362.84 = 55,623.31 : x
  2. Step 2: Convert to fraction form
    95,909.87/132,362.84 = 55,623.31/x
  3. Step 3: Cross multiply
    95,909.87x = 132,362.84 × 55,623.31
  4. Step 4: Simplify right side
    95,909.87x = 7,362,459,089.95
  5. Step 5: Solve for x
    x = 7,362,459,089.95/95,909.87
  6. Step 6: Final answer
    x = 76,764.35

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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.