Home / 166,139.19-229,269.15-94,517.67

Finding the Fourth Proportional to 166,139.19, 229,269.15 and 94,517.67

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Solution

The fourth proportional to 166,139.19, 229,269.15 and 94,517.67 is: 130,432.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,139.19 : 229,269.15 = 94,517.67 : x
  2. Step 2: Convert to fraction form
    166,139.19/229,269.15 = 94,517.67/x
  3. Step 3: Cross multiply
    166,139.19x = 229,269.15 × 94,517.67
  4. Step 4: Simplify right side
    166,139.19x = 21,669,985,860.88
  5. Step 5: Solve for x
    x = 21,669,985,860.88/166,139.19
  6. Step 6: Final answer
    x = 130,432.72

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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.