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Finding the Fourth Proportional to 55,168.53, 82,687.99 and 25,523.74

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Solution

The fourth proportional to 55,168.53, 82,687.99 and 25,523.74 is: 38,255.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,168.53 : 82,687.99 = 25,523.74 : x
  2. Step 2: Convert to fraction form
    55,168.53/82,687.99 = 25,523.74/x
  3. Step 3: Cross multiply
    55,168.53x = 82,687.99 × 25,523.74
  4. Step 4: Simplify right side
    55,168.53x = 2,110,506,630.26
  5. Step 5: Solve for x
    x = 2,110,506,630.26/55,168.53
  6. Step 6: Final answer
    x = 38,255.63

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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.