Home / 45,705.49-68,568.48-16,123.57

Finding the Fourth Proportional to 45,705.49, 68,568.48 and 16,123.57

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Solution

The fourth proportional to 45,705.49, 68,568.48 and 16,123.57 is: 24,188.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,705.49 : 68,568.48 = 16,123.57 : x
  2. Step 2: Convert to fraction form
    45,705.49/68,568.48 = 16,123.57/x
  3. Step 3: Cross multiply
    45,705.49x = 68,568.48 × 16,123.57
  4. Step 4: Simplify right side
    45,705.49x = 1,105,568,515.65
  5. Step 5: Solve for x
    x = 1,105,568,515.65/45,705.49
  6. Step 6: Final answer
    x = 24,188.97

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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.