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Finding the Fourth Proportional to 63,316.57, 87,379.02 and 36,096.68

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Solution

The fourth proportional to 63,316.57, 87,379.02 and 36,096.68 is: 49,814.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,316.57 : 87,379.02 = 36,096.68 : x
  2. Step 2: Convert to fraction form
    63,316.57/87,379.02 = 36,096.68/x
  3. Step 3: Cross multiply
    63,316.57x = 87,379.02 × 36,096.68
  4. Step 4: Simplify right side
    63,316.57x = 3,154,092,318.28
  5. Step 5: Solve for x
    x = 3,154,092,318.28/63,316.57
  6. Step 6: Final answer
    x = 49,814.64

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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.