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Finding the Fourth Proportional to 53,853.96, 80,854.02 and 37,173

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Solution

The fourth proportional to 53,853.96, 80,854.02 and 37,173 is: 55,809.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,853.96 : 80,854.02 = 37,173 : x
  2. Step 2: Convert to fraction form
    53,853.96/80,854.02 = 37,173/x
  3. Step 3: Cross multiply
    53,853.96x = 80,854.02 × 37,173
  4. Step 4: Simplify right side
    53,853.96x = 3,005,586,485.46
  5. Step 5: Solve for x
    x = 3,005,586,485.46/53,853.96
  6. Step 6: Final answer
    x = 55,809.94

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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.