Home / 319,174.07-440,460.11-175,936.51

Finding the Fourth Proportional to 319,174.07, 440,460.11 and 175,936.51

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Solution

The fourth proportional to 319,174.07, 440,460.11 and 175,936.51 is: 242,792.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,174.07 : 440,460.11 = 175,936.51 : x
  2. Step 2: Convert to fraction form
    319,174.07/440,460.11 = 175,936.51/x
  3. Step 3: Cross multiply
    319,174.07x = 440,460.11 × 175,936.51
  4. Step 4: Simplify right side
    319,174.07x = 77,493,015,042.05
  5. Step 5: Solve for x
    x = 77,493,015,042.05/319,174.07
  6. Step 6: Final answer
    x = 242,792.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.