Home / 119,768.46-179,669.09-40,861.50

Finding the Fourth Proportional to 119,768.46, 179,669.09 and 40,861.50

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Solution

The fourth proportional to 119,768.46, 179,669.09 and 40,861.50 is: 61,297.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,768.46 : 179,669.09 = 40,861.50 : x
  2. Step 2: Convert to fraction form
    119,768.46/179,669.09 = 40,861.50/x
  3. Step 3: Cross multiply
    119,768.46x = 179,669.09 × 40,861.50
  4. Step 4: Simplify right side
    119,768.46x = 7,341,548,623.19
  5. Step 5: Solve for x
    x = 7,341,548,623.19/119,768.46
  6. Step 6: Final answer
    x = 61,297.85

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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.