Home / 36,960.39-50,945.42-28,879.92

Finding the Fourth Proportional to 36,960.39, 50,945.42 and 28,879.92

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Solution

The fourth proportional to 36,960.39, 50,945.42 and 28,879.92 is: 39,807.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,960.39 : 50,945.42 = 28,879.92 : x
  2. Step 2: Convert to fraction form
    36,960.39/50,945.42 = 28,879.92/x
  3. Step 3: Cross multiply
    36,960.39x = 50,945.42 × 28,879.92
  4. Step 4: Simplify right side
    36,960.39x = 1,471,299,726.17
  5. Step 5: Solve for x
    x = 1,471,299,726.17/36,960.39
  6. Step 6: Final answer
    x = 39,807.47

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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.