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Finding the Fourth Proportional to 63,741.81, 95,612.67 and 19,368.39

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Solution

The fourth proportional to 63,741.81, 95,612.67 and 19,368.39 is: 29,052.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,741.81 : 95,612.67 = 19,368.39 : x
  2. Step 2: Convert to fraction form
    63,741.81/95,612.67 = 19,368.39/x
  3. Step 3: Cross multiply
    63,741.81x = 95,612.67 × 19,368.39
  4. Step 4: Simplify right side
    63,741.81x = 1,851,863,481.50
  5. Step 5: Solve for x
    x = 1,851,863,481.50/63,741.81
  6. Step 6: Final answer
    x = 29,052.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.