Home / 344,742.66-517,113.99-108,104.40

Finding the Fourth Proportional to 344,742.66, 517,113.99 and 108,104.40

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Solution

The fourth proportional to 344,742.66, 517,113.99 and 108,104.40 is: 162,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,742.66 : 517,113.99 = 108,104.40 : x
  2. Step 2: Convert to fraction form
    344,742.66/517,113.99 = 108,104.40/x
  3. Step 3: Cross multiply
    344,742.66x = 517,113.99 × 108,104.40
  4. Step 4: Simplify right side
    344,742.66x = 55,902,297,620.56
  5. Step 5: Solve for x
    x = 55,902,297,620.56/344,742.66
  6. Step 6: Final answer
    x = 162,156.60

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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.