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Finding the Fourth Proportional to 238,396.77, 357,245.24 and 119,905.11

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Solution

The fourth proportional to 238,396.77, 357,245.24 and 119,905.11 is: 179,681.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,396.77 : 357,245.24 = 119,905.11 : x
  2. Step 2: Convert to fraction form
    238,396.77/357,245.24 = 119,905.11/x
  3. Step 3: Cross multiply
    238,396.77x = 357,245.24 × 119,905.11
  4. Step 4: Simplify right side
    238,396.77x = 42,835,529,199.65
  5. Step 5: Solve for x
    x = 42,835,529,199.65/238,396.77
  6. Step 6: Final answer
    x = 179,681.67

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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.