Home / 117,701.67-176,316.12-54,433.11

Finding the Fourth Proportional to 117,701.67, 176,316.12 and 54,433.11

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Solution

The fourth proportional to 117,701.67, 176,316.12 and 54,433.11 is: 81,540.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,701.67 : 176,316.12 = 54,433.11 : x
  2. Step 2: Convert to fraction form
    117,701.67/176,316.12 = 54,433.11/x
  3. Step 3: Cross multiply
    117,701.67x = 176,316.12 × 54,433.11
  4. Step 4: Simplify right side
    117,701.67x = 9,597,434,754.73
  5. Step 5: Solve for x
    x = 9,597,434,754.73/117,701.67
  6. Step 6: Final answer
    x = 81,540.34

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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.