Home / 206,190.91-284,546.90-115,567.10

Finding the Fourth Proportional to 206,190.91, 284,546.90 and 115,567.10

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Solution

The fourth proportional to 206,190.91, 284,546.90 and 115,567.10 is: 159,484.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,190.91 : 284,546.90 = 115,567.10 : x
  2. Step 2: Convert to fraction form
    206,190.91/284,546.90 = 115,567.10/x
  3. Step 3: Cross multiply
    206,190.91x = 284,546.90 × 115,567.10
  4. Step 4: Simplify right side
    206,190.91x = 32,884,258,046.42
  5. Step 5: Solve for x
    x = 32,884,258,046.42/206,190.91
  6. Step 6: Final answer
    x = 159,484.52

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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.