Home / 206,336.82-284,640.01-134,758.74

Finding the Fourth Proportional to 206,336.82, 284,640.01 and 134,758.74

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Solution

The fourth proportional to 206,336.82, 284,640.01 and 134,758.74 is: 185,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,336.82 : 284,640.01 = 134,758.74 : x
  2. Step 2: Convert to fraction form
    206,336.82/284,640.01 = 134,758.74/x
  3. Step 3: Cross multiply
    206,336.82x = 284,640.01 × 134,758.74
  4. Step 4: Simplify right side
    206,336.82x = 38,357,727,004.19
  5. Step 5: Solve for x
    x = 38,357,727,004.19/206,336.82
  6. Step 6: Final answer
    x = 185,898.61

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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.