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Finding the Fourth Proportional to 95,277.44, 142,800.96 and 68,798.72

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Solution

The fourth proportional to 95,277.44, 142,800.96 and 68,798.72 is: 103,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,277.44 : 142,800.96 = 68,798.72 : x
  2. Step 2: Convert to fraction form
    95,277.44/142,800.96 = 68,798.72/x
  3. Step 3: Cross multiply
    95,277.44x = 142,800.96 × 68,798.72
  4. Step 4: Simplify right side
    95,277.44x = 9,824,523,262.77
  5. Step 5: Solve for x
    x = 9,824,523,262.77/95,277.44
  6. Step 6: Final answer
    x = 103,114.90

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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.