Home / 256,623.06-384,926.62-106,859.58

Finding the Fourth Proportional to 256,623.06, 384,926.62 and 106,859.58

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Solution

The fourth proportional to 256,623.06, 384,926.62 and 106,859.58 is: 160,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,623.06 : 384,926.62 = 106,859.58 : x
  2. Step 2: Convert to fraction form
    256,623.06/384,926.62 = 106,859.58/x
  3. Step 3: Cross multiply
    256,623.06x = 384,926.62 × 106,859.58
  4. Step 4: Simplify right side
    256,623.06x = 41,133,096,944.02
  5. Step 5: Solve for x
    x = 41,133,096,944.02/256,623.06
  6. Step 6: Final answer
    x = 160,286.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.