Home / 66,606.45-99,910.77-22,233.43

Finding the Fourth Proportional to 66,606.45, 99,910.77 and 22,233.43

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Solution

The fourth proportional to 66,606.45, 99,910.77 and 22,233.43 is: 33,350.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,606.45 : 99,910.77 = 22,233.43 : x
  2. Step 2: Convert to fraction form
    66,606.45/99,910.77 = 22,233.43/x
  3. Step 3: Cross multiply
    66,606.45x = 99,910.77 × 22,233.43
  4. Step 4: Simplify right side
    66,606.45x = 2,221,359,111.04
  5. Step 5: Solve for x
    x = 2,221,359,111.04/66,606.45
  6. Step 6: Final answer
    x = 33,350.51

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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.