Home / 181,449.03-250,385.46-100,871.64

Finding the Fourth Proportional to 181,449.03, 250,385.46 and 100,871.64

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Solution

The fourth proportional to 181,449.03, 250,385.46 and 100,871.64 is: 139,194.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,449.03 : 250,385.46 = 100,871.64 : x
  2. Step 2: Convert to fraction form
    181,449.03/250,385.46 = 100,871.64/x
  3. Step 3: Cross multiply
    181,449.03x = 250,385.46 × 100,871.64
  4. Step 4: Simplify right side
    181,449.03x = 25,256,791,982.35
  5. Step 5: Solve for x
    x = 25,256,791,982.35/181,449.03
  6. Step 6: Final answer
    x = 139,194.97

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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.