Home / 83,697.36-115,488.36-50,163.36

Finding the Fourth Proportional to 83,697.36, 115,488.36 and 50,163.36

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Solution

The fourth proportional to 83,697.36, 115,488.36 and 50,163.36 is: 69,217.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,697.36 : 115,488.36 = 50,163.36 : x
  2. Step 2: Convert to fraction form
    83,697.36/115,488.36 = 50,163.36/x
  3. Step 3: Cross multiply
    83,697.36x = 115,488.36 × 50,163.36
  4. Step 4: Simplify right side
    83,697.36x = 5,793,284,178.49
  5. Step 5: Solve for x
    x = 5,793,284,178.49/83,697.36
  6. Step 6: Final answer
    x = 69,217.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.