Home / 71,154.33-106,719.39-23,764.05

Finding the Fourth Proportional to 71,154.33, 106,719.39 and 23,764.05

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Solution

The fourth proportional to 71,154.33, 106,719.39 and 23,764.05 is: 35,642.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,154.33 : 106,719.39 = 23,764.05 : x
  2. Step 2: Convert to fraction form
    71,154.33/106,719.39 = 23,764.05/x
  3. Step 3: Cross multiply
    71,154.33x = 106,719.39 × 23,764.05
  4. Step 4: Simplify right side
    71,154.33x = 2,536,084,919.93
  5. Step 5: Solve for x
    x = 2,536,084,919.93/71,154.33
  6. Step 6: Final answer
    x = 35,642.03

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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.