Home / 166,869.87-251,015.12-151,263.11

Finding the Fourth Proportional to 166,869.87, 251,015.12 and 151,263.11

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Solution

The fourth proportional to 166,869.87, 251,015.12 and 151,263.11 is: 227,538.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,869.87 : 251,015.12 = 151,263.11 : x
  2. Step 2: Convert to fraction form
    166,869.87/251,015.12 = 151,263.11/x
  3. Step 3: Cross multiply
    166,869.87x = 251,015.12 × 151,263.11
  4. Step 4: Simplify right side
    166,869.87x = 37,969,325,696.83
  5. Step 5: Solve for x
    x = 37,969,325,696.83/166,869.87
  6. Step 6: Final answer
    x = 227,538.53

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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.