Home / 83,733.36-115,571.88-47,943.96

Finding the Fourth Proportional to 83,733.36, 115,571.88 and 47,943.96

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Solution

The fourth proportional to 83,733.36, 115,571.88 and 47,943.96 is: 66,174.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,733.36 : 115,571.88 = 47,943.96 : x
  2. Step 2: Convert to fraction form
    83,733.36/115,571.88 = 47,943.96/x
  3. Step 3: Cross multiply
    83,733.36x = 115,571.88 × 47,943.96
  4. Step 4: Simplify right side
    83,733.36x = 5,540,973,591.84
  5. Step 5: Solve for x
    x = 5,540,973,591.84/83,733.36
  6. Step 6: Final answer
    x = 66,174.03

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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.