Home / 246,974.81-370,516.88-78,546.65

Finding the Fourth Proportional to 246,974.81, 370,516.88 and 78,546.65

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Solution

The fourth proportional to 246,974.81, 370,516.88 and 78,546.65 is: 117,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,974.81 : 370,516.88 = 78,546.65 : x
  2. Step 2: Convert to fraction form
    246,974.81/370,516.88 = 78,546.65/x
  3. Step 3: Cross multiply
    246,974.81x = 370,516.88 × 78,546.65
  4. Step 4: Simplify right side
    246,974.81x = 29,102,858,036.23
  5. Step 5: Solve for x
    x = 29,102,858,036.23/246,974.81
  6. Step 6: Final answer
    x = 117,837.36

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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.