Home / 209,532.68-314,290.50-51,757.16

Finding the Fourth Proportional to 209,532.68, 314,290.50 and 51,757.16

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Solution

The fourth proportional to 209,532.68, 314,290.50 and 51,757.16 is: 77,633.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,532.68 : 314,290.50 = 51,757.16 : x
  2. Step 2: Convert to fraction form
    209,532.68/314,290.50 = 51,757.16/x
  3. Step 3: Cross multiply
    209,532.68x = 314,290.50 × 51,757.16
  4. Step 4: Simplify right side
    209,532.68x = 16,266,783,694.98
  5. Step 5: Solve for x
    x = 16,266,783,694.98/209,532.68
  6. Step 6: Final answer
    x = 77,633.64

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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.