Home / 66,623.04-91,910.88-43,932.96

Finding the Fourth Proportional to 66,623.04, 91,910.88 and 43,932.96

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Solution

The fourth proportional to 66,623.04, 91,910.88 and 43,932.96 is: 60,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,623.04 : 91,910.88 = 43,932.96 : x
  2. Step 2: Convert to fraction form
    66,623.04/91,910.88 = 43,932.96/x
  3. Step 3: Cross multiply
    66,623.04x = 91,910.88 × 43,932.96
  4. Step 4: Simplify right side
    66,623.04x = 4,037,917,014.60
  5. Step 5: Solve for x
    x = 4,037,917,014.60/66,623.04
  6. Step 6: Final answer
    x = 60,608.42

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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.