Home / 482,179.48-723,317.83-127,218.04

Finding the Fourth Proportional to 482,179.48, 723,317.83 and 127,218.04

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Solution

The fourth proportional to 482,179.48, 723,317.83 and 127,218.04 is: 190,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,179.48 : 723,317.83 = 127,218.04 : x
  2. Step 2: Convert to fraction form
    482,179.48/723,317.83 = 127,218.04/x
  3. Step 3: Cross multiply
    482,179.48x = 723,317.83 × 127,218.04
  4. Step 4: Simplify right side
    482,179.48x = 92,019,076,629.65
  5. Step 5: Solve for x
    x = 92,019,076,629.65/482,179.48
  6. Step 6: Final answer
    x = 190,839.89

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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.