Home / 185,674.06-256,190.78-109,165.24

Finding the Fourth Proportional to 185,674.06, 256,190.78 and 109,165.24

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Solution

The fourth proportional to 185,674.06, 256,190.78 and 109,165.24 is: 150,624.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,674.06 : 256,190.78 = 109,165.24 : x
  2. Step 2: Convert to fraction form
    185,674.06/256,190.78 = 109,165.24/x
  3. Step 3: Cross multiply
    185,674.06x = 256,190.78 × 109,165.24
  4. Step 4: Simplify right side
    185,674.06x = 27,967,127,984.49
  5. Step 5: Solve for x
    x = 27,967,127,984.49/185,674.06
  6. Step 6: Final answer
    x = 150,624.85

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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.