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Finding the Fourth Proportional to 63,000.86, 86,942.97 and 36,148.14

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Solution

The fourth proportional to 63,000.86, 86,942.97 and 36,148.14 is: 49,885.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,000.86 : 86,942.97 = 36,148.14 : x
  2. Step 2: Convert to fraction form
    63,000.86/86,942.97 = 36,148.14/x
  3. Step 3: Cross multiply
    63,000.86x = 86,942.97 × 36,148.14
  4. Step 4: Simplify right side
    63,000.86x = 3,142,826,651.58
  5. Step 5: Solve for x
    x = 3,142,826,651.58/63,000.86
  6. Step 6: Final answer
    x = 49,885.46

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1.5x scale

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.