Home / 149,333.04-206,079.12-82,265.04

Finding the Fourth Proportional to 149,333.04, 206,079.12 and 82,265.04

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Solution

The fourth proportional to 149,333.04, 206,079.12 and 82,265.04 is: 113,525.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,333.04 : 206,079.12 = 82,265.04 : x
  2. Step 2: Convert to fraction form
    149,333.04/206,079.12 = 82,265.04/x
  3. Step 3: Cross multiply
    149,333.04x = 206,079.12 × 82,265.04
  4. Step 4: Simplify right side
    149,333.04x = 16,953,107,049.96
  5. Step 5: Solve for x
    x = 16,953,107,049.96/149,333.04
  6. Step 6: Final answer
    x = 113,525.49

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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.