Home / 71,436.24-106,979.37-50,324.40

Finding the Fourth Proportional to 71,436.24, 106,979.37 and 50,324.40

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Solution

The fourth proportional to 71,436.24, 106,979.37 and 50,324.40 is: 75,363.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,436.24 : 106,979.37 = 50,324.40 : x
  2. Step 2: Convert to fraction form
    71,436.24/106,979.37 = 50,324.40/x
  3. Step 3: Cross multiply
    71,436.24x = 106,979.37 × 50,324.40
  4. Step 4: Simplify right side
    71,436.24x = 5,383,672,607.63
  5. Step 5: Solve for x
    x = 5,383,672,607.63/71,436.24
  6. Step 6: Final answer
    x = 75,363.33

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1.5x scale

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.