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Finding the Fourth Proportional to 175,661.82, 263,331.27 and 63,314.55

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Solution

The fourth proportional to 175,661.82, 263,331.27 and 63,314.55 is: 94,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,661.82 : 263,331.27 = 63,314.55 : x
  2. Step 2: Convert to fraction form
    175,661.82/263,331.27 = 63,314.55/x
  3. Step 3: Cross multiply
    175,661.82x = 263,331.27 × 63,314.55
  4. Step 4: Simplify right side
    175,661.82x = 16,672,700,860.98
  5. Step 5: Solve for x
    x = 16,672,700,860.98/175,661.82
  6. Step 6: Final answer
    x = 94,913.63

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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.