Home / 144,001.55-198,714.87-80,327.04

Finding the Fourth Proportional to 144,001.55, 198,714.87 and 80,327.04

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Solution

The fourth proportional to 144,001.55, 198,714.87 and 80,327.04 is: 110,847.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,001.55 : 198,714.87 = 80,327.04 : x
  2. Step 2: Convert to fraction form
    144,001.55/198,714.87 = 80,327.04/x
  3. Step 3: Cross multiply
    144,001.55x = 198,714.87 × 80,327.04
  4. Step 4: Simplify right side
    144,001.55x = 15,962,177,683.68
  5. Step 5: Solve for x
    x = 15,962,177,683.68/144,001.55
  6. Step 6: Final answer
    x = 110,847.27

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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.