Home / 149,883.41-206,698.30-111,727.55

Finding the Fourth Proportional to 149,883.41, 206,698.30 and 111,727.55

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Solution

The fourth proportional to 149,883.41, 206,698.30 and 111,727.55 is: 154,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,883.41 : 206,698.30 = 111,727.55 : x
  2. Step 2: Convert to fraction form
    149,883.41/206,698.30 = 111,727.55/x
  3. Step 3: Cross multiply
    149,883.41x = 206,698.30 × 111,727.55
  4. Step 4: Simplify right side
    149,883.41x = 23,093,894,885.59
  5. Step 5: Solve for x
    x = 23,093,894,885.59/149,883.41
  6. Step 6: Final answer
    x = 154,079.06

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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.