Home / 218,385.82-327,633.12-173,576.23

Finding the Fourth Proportional to 218,385.82, 327,633.12 and 173,576.23

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Solution

The fourth proportional to 218,385.82, 327,633.12 and 173,576.23 is: 260,407.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,385.82 : 327,633.12 = 173,576.23 : x
  2. Step 2: Convert to fraction form
    218,385.82/327,633.12 = 173,576.23/x
  3. Step 3: Cross multiply
    218,385.82x = 327,633.12 × 173,576.23
  4. Step 4: Simplify right side
    218,385.82x = 56,869,321,792.74
  5. Step 5: Solve for x
    x = 56,869,321,792.74/218,385.82
  6. Step 6: Final answer
    x = 260,407.57

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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.