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Finding the Fourth Proportional to 60,034.74, 82,876.87 and 38,556.54

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Solution

The fourth proportional to 60,034.74, 82,876.87 and 38,556.54 is: 53,226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,034.74 : 82,876.87 = 38,556.54 : x
  2. Step 2: Convert to fraction form
    60,034.74/82,876.87 = 38,556.54/x
  3. Step 3: Cross multiply
    60,034.74x = 82,876.87 × 38,556.54
  4. Step 4: Simplify right side
    60,034.74x = 3,195,445,401.43
  5. Step 5: Solve for x
    x = 3,195,445,401.43/60,034.74
  6. Step 6: Final answer
    x = 53,226.61

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1.5x scale

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.