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Finding the Fourth Proportional to 95,394.80, 143,093.52 and 28,835.48

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Solution

The fourth proportional to 95,394.80, 143,093.52 and 28,835.48 is: 43,253.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,394.80 : 143,093.52 = 28,835.48 : x
  2. Step 2: Convert to fraction form
    95,394.80/143,093.52 = 28,835.48/x
  3. Step 3: Cross multiply
    95,394.80x = 143,093.52 × 28,835.48
  4. Step 4: Simplify right side
    95,394.80x = 4,126,170,334.09
  5. Step 5: Solve for x
    x = 4,126,170,334.09/95,394.80
  6. Step 6: Final answer
    x = 43,253.62

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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.