Home / 116,604.20-160,955.35-68,857.74

Finding the Fourth Proportional to 116,604.20, 160,955.35 and 68,857.74

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Solution

The fourth proportional to 116,604.20, 160,955.35 and 68,857.74 is: 95,048.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,604.20 : 160,955.35 = 68,857.74 : x
  2. Step 2: Convert to fraction form
    116,604.20/160,955.35 = 68,857.74/x
  3. Step 3: Cross multiply
    116,604.20x = 160,955.35 × 68,857.74
  4. Step 4: Simplify right side
    116,604.20x = 11,083,021,469.76
  5. Step 5: Solve for x
    x = 11,083,021,469.76/116,604.20
  6. Step 6: Final answer
    x = 95,048.22

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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.