Home / 166,873.02-250,342.20-73,378.50

Finding the Fourth Proportional to 166,873.02, 250,342.20 and 73,378.50

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Solution

The fourth proportional to 166,873.02, 250,342.20 and 73,378.50 is: 110,082.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,873.02 : 250,342.20 = 73,378.50 : x
  2. Step 2: Convert to fraction form
    166,873.02/250,342.20 = 73,378.50/x
  3. Step 3: Cross multiply
    166,873.02x = 250,342.20 × 73,378.50
  4. Step 4: Simplify right side
    166,873.02x = 18,369,735,122.70
  5. Step 5: Solve for x
    x = 18,369,735,122.70/166,873.02
  6. Step 6: Final answer
    x = 110,082.12

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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.