Home / 104,220.42-156,330.72-73,194.18

Finding the Fourth Proportional to 104,220.42, 156,330.72 and 73,194.18

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Solution

The fourth proportional to 104,220.42, 156,330.72 and 73,194.18 is: 109,791.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,220.42 : 156,330.72 = 73,194.18 : x
  2. Step 2: Convert to fraction form
    104,220.42/156,330.72 = 73,194.18/x
  3. Step 3: Cross multiply
    104,220.42x = 156,330.72 × 73,194.18
  4. Step 4: Simplify right side
    104,220.42x = 11,442,498,859.21
  5. Step 5: Solve for x
    x = 11,442,498,859.21/104,220.42
  6. Step 6: Final answer
    x = 109,791.33

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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.