Home / 166,930.84-250,407.80-67,091.12

Finding the Fourth Proportional to 166,930.84, 250,407.80 and 67,091.12

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Solution

The fourth proportional to 166,930.84, 250,407.80 and 67,091.12 is: 100,641.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,930.84 : 250,407.80 = 67,091.12 : x
  2. Step 2: Convert to fraction form
    166,930.84/250,407.80 = 67,091.12/x
  3. Step 3: Cross multiply
    166,930.84x = 250,407.80 × 67,091.12
  4. Step 4: Simplify right side
    166,930.84x = 16,800,139,758.74
  5. Step 5: Solve for x
    x = 16,800,139,758.74/166,930.84
  6. Step 6: Final answer
    x = 100,641.32

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1.5x scale

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.