Home / 245,789.64-339,116.22-150,198.30

Finding the Fourth Proportional to 245,789.64, 339,116.22 and 150,198.30

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Solution

The fourth proportional to 245,789.64, 339,116.22 and 150,198.30 is: 207,228.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,789.64 : 339,116.22 = 150,198.30 : x
  2. Step 2: Convert to fraction form
    245,789.64/339,116.22 = 150,198.30/x
  3. Step 3: Cross multiply
    245,789.64x = 339,116.22 × 150,198.30
  4. Step 4: Simplify right side
    245,789.64x = 50,934,679,746.43
  5. Step 5: Solve for x
    x = 50,934,679,746.43/245,789.64
  6. Step 6: Final answer
    x = 207,228.75

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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.