Home / 63,537.12-87,685.20-36,684.54

Finding the Fourth Proportional to 63,537.12, 87,685.20 and 36,684.54

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Solution

The fourth proportional to 63,537.12, 87,685.20 and 36,684.54 is: 50,626.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,537.12 : 87,685.20 = 36,684.54 : x
  2. Step 2: Convert to fraction form
    63,537.12/87,685.20 = 36,684.54/x
  3. Step 3: Cross multiply
    63,537.12x = 87,685.20 × 36,684.54
  4. Step 4: Simplify right side
    63,537.12x = 3,216,691,226.81
  5. Step 5: Solve for x
    x = 3,216,691,226.81/63,537.12
  6. Step 6: Final answer
    x = 50,626.96

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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.