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Finding the Fourth Proportional to 95,958.61, 144,062.64 and 73,787.56

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Solution

The fourth proportional to 95,958.61, 144,062.64 and 73,787.56 is: 110,777.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,958.61 : 144,062.64 = 73,787.56 : x
  2. Step 2: Convert to fraction form
    95,958.61/144,062.64 = 73,787.56/x
  3. Step 3: Cross multiply
    95,958.61x = 144,062.64 × 73,787.56
  4. Step 4: Simplify right side
    95,958.61x = 10,630,030,332.60
  5. Step 5: Solve for x
    x = 10,630,030,332.60/95,958.61
  6. Step 6: Final answer
    x = 110,777.25

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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.