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Finding the Fourth Proportional to 62,953.80, 94,408.70 and 18,568.77

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Solution

The fourth proportional to 62,953.80, 94,408.70 and 18,568.77 is: 27,846.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,953.80 : 94,408.70 = 18,568.77 : x
  2. Step 2: Convert to fraction form
    62,953.80/94,408.70 = 18,568.77/x
  3. Step 3: Cross multiply
    62,953.80x = 94,408.70 × 18,568.77
  4. Step 4: Simplify right side
    62,953.80x = 1,753,053,343.46
  5. Step 5: Solve for x
    x = 1,753,053,343.46/62,953.80
  6. Step 6: Final answer
    x = 27,846.66

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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.