Home / 79,284.25-109,402.23-43,464.85

Finding the Fourth Proportional to 79,284.25, 109,402.23 and 43,464.85

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Solution

The fourth proportional to 79,284.25, 109,402.23 and 43,464.85 is: 59,975.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,284.25 : 109,402.23 = 43,464.85 : x
  2. Step 2: Convert to fraction form
    79,284.25/109,402.23 = 43,464.85/x
  3. Step 3: Cross multiply
    79,284.25x = 109,402.23 × 43,464.85
  4. Step 4: Simplify right side
    79,284.25x = 4,755,151,516.62
  5. Step 5: Solve for x
    x = 4,755,151,516.62/79,284.25
  6. Step 6: Final answer
    x = 59,975.99

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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.