Home / 166,106.42-229,154.95-101,578.48

Finding the Fourth Proportional to 166,106.42, 229,154.95 and 101,578.48

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Solution

The fourth proportional to 166,106.42, 229,154.95 and 101,578.48 is: 140,134.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,106.42 : 229,154.95 = 101,578.48 : x
  2. Step 2: Convert to fraction form
    166,106.42/229,154.95 = 101,578.48/x
  3. Step 3: Cross multiply
    166,106.42x = 229,154.95 × 101,578.48
  4. Step 4: Simplify right side
    166,106.42x = 23,277,211,505.48
  5. Step 5: Solve for x
    x = 23,277,211,505.48/166,106.42
  6. Step 6: Final answer
    x = 140,134.33

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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.