Home / 79,414.32-109,585.04-43,604.08

Finding the Fourth Proportional to 79,414.32, 109,585.04 and 43,604.08

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Solution

The fourth proportional to 79,414.32, 109,585.04 and 43,604.08 is: 60,169.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,414.32 : 109,585.04 = 43,604.08 : x
  2. Step 2: Convert to fraction form
    79,414.32/109,585.04 = 43,604.08/x
  3. Step 3: Cross multiply
    79,414.32x = 109,585.04 × 43,604.08
  4. Step 4: Simplify right side
    79,414.32x = 4,778,354,850.96
  5. Step 5: Solve for x
    x = 4,778,354,850.96/79,414.32
  6. Step 6: Final answer
    x = 60,169.94

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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.