Home / 178,920.96-246,923.82-107,299.68

Finding the Fourth Proportional to 178,920.96, 246,923.82 and 107,299.68

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Solution

The fourth proportional to 178,920.96, 246,923.82 and 107,299.68 is: 148,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,920.96 : 246,923.82 = 107,299.68 : x
  2. Step 2: Convert to fraction form
    178,920.96/246,923.82 = 107,299.68/x
  3. Step 3: Cross multiply
    178,920.96x = 246,923.82 × 107,299.68
  4. Step 4: Simplify right side
    178,920.96x = 26,494,846,870.38
  5. Step 5: Solve for x
    x = 26,494,846,870.38/178,920.96
  6. Step 6: Final answer
    x = 148,081.29

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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.