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Finding the Fourth Proportional to 53,641.00, 80,474.78 and 37,876.92

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Solution

The fourth proportional to 53,641.00, 80,474.78 and 37,876.92 is: 56,824.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,641.00 : 80,474.78 = 37,876.92 : x
  2. Step 2: Convert to fraction form
    53,641.00/80,474.78 = 37,876.92/x
  3. Step 3: Cross multiply
    53,641.00x = 80,474.78 × 37,876.92
  4. Step 4: Simplify right side
    53,641.00x = 3,048,136,596.99
  5. Step 5: Solve for x
    x = 3,048,136,596.99/53,641.00
  6. Step 6: Final answer
    x = 56,824.75

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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.