Home / 83,519.84-115,253.76-50,004.32

Finding the Fourth Proportional to 83,519.84, 115,253.76 and 50,004.32

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Solution

The fourth proportional to 83,519.84, 115,253.76 and 50,004.32 is: 69,003.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,519.84 : 115,253.76 = 50,004.32 : x
  2. Step 2: Convert to fraction form
    83,519.84/115,253.76 = 50,004.32/x
  3. Step 3: Cross multiply
    83,519.84x = 115,253.76 × 50,004.32
  4. Step 4: Simplify right side
    83,519.84x = 5,763,185,896.24
  5. Step 5: Solve for x
    x = 5,763,185,896.24/83,519.84
  6. Step 6: Final answer
    x = 69,003.79

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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.