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Finding the Fourth Proportional to 235,907.80, 354,007.50 and 95,667.64

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Solution

The fourth proportional to 235,907.80, 354,007.50 and 95,667.64 is: 143,560.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,907.80 : 354,007.50 = 95,667.64 : x
  2. Step 2: Convert to fraction form
    235,907.80/354,007.50 = 95,667.64/x
  3. Step 3: Cross multiply
    235,907.80x = 354,007.50 × 95,667.64
  4. Step 4: Simplify right side
    235,907.80x = 33,867,062,067.30
  5. Step 5: Solve for x
    x = 33,867,062,067.30/235,907.80
  6. Step 6: Final answer
    x = 143,560.59

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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.