Home / 153,962.20-230,975.70-48,791.80

Finding the Fourth Proportional to 153,962.20, 230,975.70 and 48,791.80

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Solution

The fourth proportional to 153,962.20, 230,975.70 and 48,791.80 is: 73,197.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,962.20 : 230,975.70 = 48,791.80 : x
  2. Step 2: Convert to fraction form
    153,962.20/230,975.70 = 48,791.80/x
  3. Step 3: Cross multiply
    153,962.20x = 230,975.70 × 48,791.80
  4. Step 4: Simplify right side
    153,962.20x = 11,269,720,159.26
  5. Step 5: Solve for x
    x = 11,269,720,159.26/153,962.20
  6. Step 6: Final answer
    x = 73,197.97

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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.