Home / 153,974.92-230,968.88-48,791.56

Finding the Fourth Proportional to 153,974.92, 230,968.88 and 48,791.56

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Solution

The fourth proportional to 153,974.92, 230,968.88 and 48,791.56 is: 73,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,974.92 : 230,968.88 = 48,791.56 : x
  2. Step 2: Convert to fraction form
    153,974.92/230,968.88 = 48,791.56/x
  3. Step 3: Cross multiply
    153,974.92x = 230,968.88 × 48,791.56
  4. Step 4: Simplify right side
    153,974.92x = 11,269,331,966.65
  5. Step 5: Solve for x
    x = 11,269,331,966.65/153,974.92
  6. Step 6: Final answer
    x = 73,189.40

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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.