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Finding the Fourth Proportional to 166,684.10, 230,028.10 and 95,070.78

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Solution

The fourth proportional to 166,684.10, 230,028.10 and 95,070.78 is: 131,199.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,684.10 : 230,028.10 = 95,070.78 : x
  2. Step 2: Convert to fraction form
    166,684.10/230,028.10 = 95,070.78/x
  3. Step 3: Cross multiply
    166,684.10x = 230,028.10 × 95,070.78
  4. Step 4: Simplify right side
    166,684.10x = 21,868,950,888.92
  5. Step 5: Solve for x
    x = 21,868,950,888.92/166,684.10
  6. Step 6: Final answer
    x = 131,199.99

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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.