Home / 79,028.04-109,057.37-43,217.27

Finding the Fourth Proportional to 79,028.04, 109,057.37 and 43,217.27

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Solution

The fourth proportional to 79,028.04, 109,057.37 and 43,217.27 is: 59,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,028.04 : 109,057.37 = 43,217.27 : x
  2. Step 2: Convert to fraction form
    79,028.04/109,057.37 = 43,217.27/x
  3. Step 3: Cross multiply
    79,028.04x = 109,057.37 × 43,217.27
  4. Step 4: Simplify right side
    79,028.04x = 4,713,161,043.41
  5. Step 5: Solve for x
    x = 4,713,161,043.41/79,028.04
  6. Step 6: Final answer
    x = 59,639.10

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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.