Home / 79,063.05-109,107.87-43,252.29

Finding the Fourth Proportional to 79,063.05, 109,107.87 and 43,252.29

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Solution

The fourth proportional to 79,063.05, 109,107.87 and 43,252.29 is: 59,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,063.05 : 109,107.87 = 43,252.29 : x
  2. Step 2: Convert to fraction form
    79,063.05/109,107.87 = 43,252.29/x
  3. Step 3: Cross multiply
    79,063.05x = 109,107.87 × 43,252.29
  4. Step 4: Simplify right side
    79,063.05x = 4,719,165,234.52
  5. Step 5: Solve for x
    x = 4,719,165,234.52/79,063.05
  6. Step 6: Final answer
    x = 59,688.63

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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.