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Finding the Fourth Proportional to 62,174.09, 85,800.18 and 33,879.77

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Solution

The fourth proportional to 62,174.09, 85,800.18 and 33,879.77 is: 46,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,174.09 : 85,800.18 = 33,879.77 : x
  2. Step 2: Convert to fraction form
    62,174.09/85,800.18 = 33,879.77/x
  3. Step 3: Cross multiply
    62,174.09x = 85,800.18 × 33,879.77
  4. Step 4: Simplify right side
    62,174.09x = 2,906,890,364.36
  5. Step 5: Solve for x
    x = 2,906,890,364.36/62,174.09
  6. Step 6: Final answer
    x = 46,754.05

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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.