Home / 68,924.20-103,256.70-35,530.60

Finding the Fourth Proportional to 68,924.20, 103,256.70 and 35,530.60

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Solution

The fourth proportional to 68,924.20, 103,256.70 and 35,530.60 is: 53,229.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,924.20 : 103,256.70 = 35,530.60 : x
  2. Step 2: Convert to fraction form
    68,924.20/103,256.70 = 35,530.60/x
  3. Step 3: Cross multiply
    68,924.20x = 103,256.70 × 35,530.60
  4. Step 4: Simplify right side
    68,924.20x = 3,668,772,505.02
  5. Step 5: Solve for x
    x = 3,668,772,505.02/68,924.20
  6. Step 6: Final answer
    x = 53,229.09

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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.