Home / 206,403.42-284,867.85-125,877.66

Finding the Fourth Proportional to 206,403.42, 284,867.85 and 125,877.66

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Solution

The fourth proportional to 206,403.42, 284,867.85 and 125,877.66 is: 173,730.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,403.42 : 284,867.85 = 125,877.66 : x
  2. Step 2: Convert to fraction form
    206,403.42/284,867.85 = 125,877.66/x
  3. Step 3: Cross multiply
    206,403.42x = 284,867.85 × 125,877.66
  4. Step 4: Simplify right side
    206,403.42x = 35,858,498,367.23
  5. Step 5: Solve for x
    x = 35,858,498,367.23/206,403.42
  6. Step 6: Final answer
    x = 173,730.16

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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.