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Finding the Fourth Proportional to 63,383.68, 87,462.84 and 36,520.84

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Solution

The fourth proportional to 63,383.68, 87,462.84 and 36,520.84 is: 50,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,383.68 : 87,462.84 = 36,520.84 : x
  2. Step 2: Convert to fraction form
    63,383.68/87,462.84 = 36,520.84/x
  3. Step 3: Cross multiply
    63,383.68x = 87,462.84 × 36,520.84
  4. Step 4: Simplify right side
    63,383.68x = 3,194,216,385.59
  5. Step 5: Solve for x
    x = 3,194,216,385.59/63,383.68
  6. Step 6: Final answer
    x = 50,394.93

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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.