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Finding the Fourth Proportional to 63,673.50, 94,837.64 and 60,342.78

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Solution

The fourth proportional to 63,673.50, 94,837.64 and 60,342.78 is: 89,876.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,673.50 : 94,837.64 = 60,342.78 : x
  2. Step 2: Convert to fraction form
    63,673.50/94,837.64 = 60,342.78/x
  3. Step 3: Cross multiply
    63,673.50x = 94,837.64 × 60,342.78
  4. Step 4: Simplify right side
    63,673.50x = 5,722,766,544.53
  5. Step 5: Solve for x
    x = 5,722,766,544.53/63,673.50
  6. Step 6: Final answer
    x = 89,876.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.