Home / 152,912.30-229,404.90-73,961.60

Finding the Fourth Proportional to 152,912.30, 229,404.90 and 73,961.60

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Solution

The fourth proportional to 152,912.30, 229,404.90 and 73,961.60 is: 110,960.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,912.30 : 229,404.90 = 73,961.60 : x
  2. Step 2: Convert to fraction form
    152,912.30/229,404.90 = 73,961.60/x
  3. Step 3: Cross multiply
    152,912.30x = 229,404.90 × 73,961.60
  4. Step 4: Simplify right side
    152,912.30x = 16,967,153,451.84
  5. Step 5: Solve for x
    x = 16,967,153,451.84/152,912.30
  6. Step 6: Final answer
    x = 110,960.03

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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.