Home / 83,485.06-125,239.37-27,329.72

Finding the Fourth Proportional to 83,485.06, 125,239.37 and 27,329.72

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Solution

The fourth proportional to 83,485.06, 125,239.37 and 27,329.72 is: 40,998.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,485.06 : 125,239.37 = 27,329.72 : x
  2. Step 2: Convert to fraction form
    83,485.06/125,239.37 = 27,329.72/x
  3. Step 3: Cross multiply
    83,485.06x = 125,239.37 × 27,329.72
  4. Step 4: Simplify right side
    83,485.06x = 3,422,756,915.08
  5. Step 5: Solve for x
    x = 3,422,756,915.08/83,485.06
  6. Step 6: Final answer
    x = 40,998.44

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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.