Home / 40,412.92-55,795.36-29,784.04

Finding the Fourth Proportional to 40,412.92, 55,795.36 and 29,784.04

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Solution

The fourth proportional to 40,412.92, 55,795.36 and 29,784.04 is: 41,120.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,412.92 : 55,795.36 = 29,784.04 : x
  2. Step 2: Convert to fraction form
    40,412.92/55,795.36 = 29,784.04/x
  3. Step 3: Cross multiply
    40,412.92x = 55,795.36 × 29,784.04
  4. Step 4: Simplify right side
    40,412.92x = 1,661,811,234.05
  5. Step 5: Solve for x
    x = 1,661,811,234.05/40,412.92
  6. Step 6: Final answer
    x = 41,120.79

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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.