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Finding the Fourth Proportional to 168,565.91, 252,885.80 and 63,384.89

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Solution

The fourth proportional to 168,565.91, 252,885.80 and 63,384.89 is: 95,091.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,565.91 : 252,885.80 = 63,384.89 : x
  2. Step 2: Convert to fraction form
    168,565.91/252,885.80 = 63,384.89/x
  3. Step 3: Cross multiply
    168,565.91x = 252,885.80 × 63,384.89
  4. Step 4: Simplify right side
    168,565.91x = 16,029,137,034.21
  5. Step 5: Solve for x
    x = 16,029,137,034.21/168,565.91
  6. Step 6: Final answer
    x = 95,091.22

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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.