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Finding the Fourth Proportional to 168,225.96, 252,379.44 and 63,045.84

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Solution

The fourth proportional to 168,225.96, 252,379.44 and 63,045.84 is: 94,583.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,225.96 : 252,379.44 = 63,045.84 : x
  2. Step 2: Convert to fraction form
    168,225.96/252,379.44 = 63,045.84/x
  3. Step 3: Cross multiply
    168,225.96x = 252,379.44 × 63,045.84
  4. Step 4: Simplify right side
    168,225.96x = 15,911,473,793.53
  5. Step 5: Solve for x
    x = 15,911,473,793.53/168,225.96
  6. Step 6: Final answer
    x = 94,583.94

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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.