Home / 166,821.85-230,230.71-95,212.69

Finding the Fourth Proportional to 166,821.85, 230,230.71 and 95,212.69

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Solution

The fourth proportional to 166,821.85, 230,230.71 and 95,212.69 is: 131,402.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,821.85 : 230,230.71 = 95,212.69 : x
  2. Step 2: Convert to fraction form
    166,821.85/230,230.71 = 95,212.69/x
  3. Step 3: Cross multiply
    166,821.85x = 230,230.71 × 95,212.69
  4. Step 4: Simplify right side
    166,821.85x = 21,920,884,068.56
  5. Step 5: Solve for x
    x = 21,920,884,068.56/166,821.85
  6. Step 6: Final answer
    x = 131,402.96

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1.5x scale

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.