Home / 317,234.06-437,789.81-173,993.76

Finding the Fourth Proportional to 317,234.06, 437,789.81 and 173,993.76

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Solution

The fourth proportional to 317,234.06, 437,789.81 and 173,993.76 is: 240,115.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,234.06 : 437,789.81 = 173,993.76 : x
  2. Step 2: Convert to fraction form
    317,234.06/437,789.81 = 173,993.76/x
  3. Step 3: Cross multiply
    317,234.06x = 437,789.81 × 173,993.76
  4. Step 4: Simplify right side
    317,234.06x = 76,172,694,261.62
  5. Step 5: Solve for x
    x = 76,172,694,261.62/317,234.06
  6. Step 6: Final answer
    x = 240,115.12

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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.