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Finding the Fourth Proportional to 63,269.61, 94,920.93 and 18,896.37

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Solution

The fourth proportional to 63,269.61, 94,920.93 and 18,896.37 is: 28,349.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,269.61 : 94,920.93 = 18,896.37 : x
  2. Step 2: Convert to fraction form
    63,269.61/94,920.93 = 18,896.37/x
  3. Step 3: Cross multiply
    63,269.61x = 94,920.93 × 18,896.37
  4. Step 4: Simplify right side
    63,269.61x = 1,793,661,014.02
  5. Step 5: Solve for x
    x = 1,793,661,014.02/63,269.61
  6. Step 6: Final answer
    x = 28,349.49

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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.