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Finding the Fourth Proportional to 63,448.63, 87,559.11 and 37,956.07

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Solution

The fourth proportional to 63,448.63, 87,559.11 and 37,956.07 is: 52,379.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,448.63 : 87,559.11 = 37,956.07 : x
  2. Step 2: Convert to fraction form
    63,448.63/87,559.11 = 37,956.07/x
  3. Step 3: Cross multiply
    63,448.63x = 87,559.11 × 37,956.07
  4. Step 4: Simplify right side
    63,448.63x = 3,323,399,491.42
  5. Step 5: Solve for x
    x = 3,323,399,491.42/63,448.63
  6. Step 6: Final answer
    x = 52,379.37

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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.