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Finding the Fourth Proportional to 64,057.74, 96,034.67 and 26,645.80

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Solution

The fourth proportional to 64,057.74, 96,034.67 and 26,645.80 is: 39,947.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,057.74 : 96,034.67 = 26,645.80 : x
  2. Step 2: Convert to fraction form
    64,057.74/96,034.67 = 26,645.80/x
  3. Step 3: Cross multiply
    64,057.74x = 96,034.67 × 26,645.80
  4. Step 4: Simplify right side
    64,057.74x = 2,558,920,609.89
  5. Step 5: Solve for x
    x = 2,558,920,609.89/64,057.74
  6. Step 6: Final answer
    x = 39,947.09

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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.