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Finding the Fourth Proportional to 63,345.38, 95,050.86 and 45,958.72

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Solution

The fourth proportional to 63,345.38, 95,050.86 and 45,958.72 is: 68,961.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,345.38 : 95,050.86 = 45,958.72 : x
  2. Step 2: Convert to fraction form
    63,345.38/95,050.86 = 45,958.72/x
  3. Step 3: Cross multiply
    63,345.38x = 95,050.86 × 45,958.72
  4. Step 4: Simplify right side
    63,345.38x = 4,368,415,860.50
  5. Step 5: Solve for x
    x = 4,368,415,860.50/63,345.38
  6. Step 6: Final answer
    x = 68,961.87

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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.