Home / 40,879.13-60,951.56-39,318.33

Finding the Fourth Proportional to 40,879.13, 60,951.56 and 39,318.33

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Solution

The fourth proportional to 40,879.13, 60,951.56 and 39,318.33 is: 58,624.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,879.13 : 60,951.56 = 39,318.33 : x
  2. Step 2: Convert to fraction form
    40,879.13/60,951.56 = 39,318.33/x
  3. Step 3: Cross multiply
    40,879.13x = 60,951.56 × 39,318.33
  4. Step 4: Simplify right side
    40,879.13x = 2,396,513,637.33
  5. Step 5: Solve for x
    x = 2,396,513,637.33/40,879.13
  6. Step 6: Final answer
    x = 58,624.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.