Home / 230,839.20-346,226.40-73,083.60

Finding the Fourth Proportional to 230,839.20, 346,226.40 and 73,083.60

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Solution

The fourth proportional to 230,839.20, 346,226.40 and 73,083.60 is: 109,615.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,839.20 : 346,226.40 = 73,083.60 : x
  2. Step 2: Convert to fraction form
    230,839.20/346,226.40 = 73,083.60/x
  3. Step 3: Cross multiply
    230,839.20x = 346,226.40 × 73,083.60
  4. Step 4: Simplify right side
    230,839.20x = 25,303,471,727.04
  5. Step 5: Solve for x
    x = 25,303,471,727.04/230,839.20
  6. Step 6: Final answer
    x = 109,615.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.