Home / 206,173.22-284,512.16-114,288.64

Finding the Fourth Proportional to 206,173.22, 284,512.16 and 114,288.64

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Solution

The fourth proportional to 206,173.22, 284,512.16 and 114,288.64 is: 157,714.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,173.22 : 284,512.16 = 114,288.64 : x
  2. Step 2: Convert to fraction form
    206,173.22/284,512.16 = 114,288.64/x
  3. Step 3: Cross multiply
    206,173.22x = 284,512.16 × 114,288.64
  4. Step 4: Simplify right side
    206,173.22x = 32,516,507,829.86
  5. Step 5: Solve for x
    x = 32,516,507,829.86/206,173.22
  6. Step 6: Final answer
    x = 157,714.51

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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.