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Finding the Fourth Proportional to 63,450.86, 87,562.31 and 35,156.52

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Solution

The fourth proportional to 63,450.86, 87,562.31 and 35,156.52 is: 48,516.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,450.86 : 87,562.31 = 35,156.52 : x
  2. Step 2: Convert to fraction form
    63,450.86/87,562.31 = 35,156.52/x
  3. Step 3: Cross multiply
    63,450.86x = 87,562.31 × 35,156.52
  4. Step 4: Simplify right side
    63,450.86x = 3,078,385,926.98
  5. Step 5: Solve for x
    x = 3,078,385,926.98/63,450.86
  6. Step 6: Final answer
    x = 48,516.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.