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Finding the Fourth Proportional to 63,212.70, 94,824.48 and 16,465.50

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Solution

The fourth proportional to 63,212.70, 94,824.48 and 16,465.50 is: 24,699.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,212.70 : 94,824.48 = 16,465.50 : x
  2. Step 2: Convert to fraction form
    63,212.70/94,824.48 = 16,465.50/x
  3. Step 3: Cross multiply
    63,212.70x = 94,824.48 × 16,465.50
  4. Step 4: Simplify right side
    63,212.70x = 1,561,332,475.44
  5. Step 5: Solve for x
    x = 1,561,332,475.44/63,212.70
  6. Step 6: Final answer
    x = 24,699.66

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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.