Home / 194,363.26-268,210.45-107,145.55

Finding the Fourth Proportional to 194,363.26, 268,210.45 and 107,145.55

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Solution

The fourth proportional to 194,363.26, 268,210.45 and 107,145.55 is: 147,854.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,363.26 : 268,210.45 = 107,145.55 : x
  2. Step 2: Convert to fraction form
    194,363.26/268,210.45 = 107,145.55/x
  3. Step 3: Cross multiply
    194,363.26x = 268,210.45 × 107,145.55
  4. Step 4: Simplify right side
    194,363.26x = 28,737,555,845.30
  5. Step 5: Solve for x
    x = 28,737,555,845.30/194,363.26
  6. Step 6: Final answer
    x = 147,854.88

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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.