Home / 149,333.15-206,079.66-82,265.15

Finding the Fourth Proportional to 149,333.15, 206,079.66 and 82,265.15

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Solution

The fourth proportional to 149,333.15, 206,079.66 and 82,265.15 is: 113,525.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,333.15 : 206,079.66 = 82,265.15 : x
  2. Step 2: Convert to fraction form
    149,333.15/206,079.66 = 82,265.15/x
  3. Step 3: Cross multiply
    149,333.15x = 206,079.66 × 82,265.15
  4. Step 4: Simplify right side
    149,333.15x = 16,953,173,833.35
  5. Step 5: Solve for x
    x = 16,953,173,833.35/149,333.15
  6. Step 6: Final answer
    x = 113,525.86

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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.