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Finding the Fourth Proportional to 69,477.70, 95,876.66 and 37,645.91

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Solution

The fourth proportional to 69,477.70, 95,876.66 and 37,645.91 is: 51,949.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,477.70 : 95,876.66 = 37,645.91 : x
  2. Step 2: Convert to fraction form
    69,477.70/95,876.66 = 37,645.91/x
  3. Step 3: Cross multiply
    69,477.70x = 95,876.66 × 37,645.91
  4. Step 4: Simplify right side
    69,477.70x = 3,609,364,164.92
  5. Step 5: Solve for x
    x = 3,609,364,164.92/69,477.70
  6. Step 6: Final answer
    x = 51,949.97

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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.