Home / 232,249.16-348,290.20-80,405.00

Finding the Fourth Proportional to 232,249.16, 348,290.20 and 80,405.00

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Solution

The fourth proportional to 232,249.16, 348,290.20 and 80,405.00 is: 120,578.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,249.16 : 348,290.20 = 80,405.00 : x
  2. Step 2: Convert to fraction form
    232,249.16/348,290.20 = 80,405.00/x
  3. Step 3: Cross multiply
    232,249.16x = 348,290.20 × 80,405.00
  4. Step 4: Simplify right side
    232,249.16x = 28,004,274,401.73
  5. Step 5: Solve for x
    x = 28,004,274,401.73/232,249.16
  6. Step 6: Final answer
    x = 120,578.58

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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.