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Finding the Fourth Proportional to 168,835.84, 233,005.08 and 97,234.72

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Solution

The fourth proportional to 168,835.84, 233,005.08 and 97,234.72 is: 134,190.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,835.84 : 233,005.08 = 97,234.72 : x
  2. Step 2: Convert to fraction form
    168,835.84/233,005.08 = 97,234.72/x
  3. Step 3: Cross multiply
    168,835.84x = 233,005.08 × 97,234.72
  4. Step 4: Simplify right side
    168,835.84x = 22,656,183,712.38
  5. Step 5: Solve for x
    x = 22,656,183,712.38/168,835.84
  6. Step 6: Final answer
    x = 134,190.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.