Home / 239,045.44-358,453.79-139,234.10

Finding the Fourth Proportional to 239,045.44, 358,453.79 and 139,234.10

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Solution

The fourth proportional to 239,045.44, 358,453.79 and 139,234.10 is: 208,784.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,045.44 : 358,453.79 = 139,234.10 : x
  2. Step 2: Convert to fraction form
    239,045.44/358,453.79 = 139,234.10/x
  3. Step 3: Cross multiply
    239,045.44x = 358,453.79 × 139,234.10
  4. Step 4: Simplify right side
    239,045.44x = 49,908,991,190.32
  5. Step 5: Solve for x
    x = 49,908,991,190.32/239,045.44
  6. Step 6: Final answer
    x = 208,784.54

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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.