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Finding the Fourth Proportional to 202,609.83, 279,612.33 and 116,581.89

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Solution

The fourth proportional to 202,609.83, 279,612.33 and 116,581.89 is: 160,889.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,609.83 : 279,612.33 = 116,581.89 : x
  2. Step 2: Convert to fraction form
    202,609.83/279,612.33 = 116,581.89/x
  3. Step 3: Cross multiply
    202,609.83x = 279,612.33 × 116,581.89
  4. Step 4: Simplify right side
    202,609.83x = 32,597,733,898.70
  5. Step 5: Solve for x
    x = 32,597,733,898.70/202,609.83
  6. Step 6: Final answer
    x = 160,889.20

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