Home / 667,385.37-1,001,069.60-161,950.50

Finding the Fourth Proportional to 667,385.37, 1,001,069.60 and 161,950.50

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Solution

The fourth proportional to 667,385.37, 1,001,069.60 and 161,950.50 is: 242,923.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,385.37 : 1,001,069.60 = 161,950.50 : x
  2. Step 2: Convert to fraction form
    667,385.37/1,001,069.60 = 161,950.50/x
  3. Step 3: Cross multiply
    667,385.37x = 1,001,069.60 × 161,950.50
  4. Step 4: Simplify right side
    667,385.37x = 162,123,721,445.05
  5. Step 5: Solve for x
    x = 162,123,721,445.05/667,385.37
  6. Step 6: Final answer
    x = 242,923.70

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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.