Home / 667,382.37-1,001,065.11-161,947.50

Finding the Fourth Proportional to 667,382.37, 1,001,065.11 and 161,947.50

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Solution

The fourth proportional to 667,382.37, 1,001,065.11 and 161,947.50 is: 242,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,382.37 : 1,001,065.11 = 161,947.50 : x
  2. Step 2: Convert to fraction form
    667,382.37/1,001,065.11 = 161,947.50/x
  3. Step 3: Cross multiply
    667,382.37x = 1,001,065.11 × 161,947.50
  4. Step 4: Simplify right side
    667,382.37x = 162,119,991,901.73
  5. Step 5: Solve for x
    x = 162,119,991,901.73/667,382.37
  6. Step 6: Final answer
    x = 242,919.20

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Similar ratio
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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.