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Finding the Fourth Proportional to 151,773.40, 227,514.30 and 118,020.70

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Solution

The fourth proportional to 151,773.40, 227,514.30 and 118,020.70 is: 176,917.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,773.40 : 227,514.30 = 118,020.70 : x
  2. Step 2: Convert to fraction form
    151,773.40/227,514.30 = 118,020.70/x
  3. Step 3: Cross multiply
    151,773.40x = 227,514.30 × 118,020.70
  4. Step 4: Simplify right side
    151,773.40x = 26,851,396,946.01
  5. Step 5: Solve for x
    x = 26,851,396,946.01/151,773.40
  6. Step 6: Final answer
    x = 176,917.67

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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.