Home / 319,196.37-440,493.98-175,961.54

Finding the Fourth Proportional to 319,196.37, 440,493.98 and 175,961.54

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Solution

The fourth proportional to 319,196.37, 440,493.98 and 175,961.54 is: 242,828.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,196.37 : 440,493.98 = 175,961.54 : x
  2. Step 2: Convert to fraction form
    319,196.37/440,493.98 = 175,961.54/x
  3. Step 3: Cross multiply
    319,196.37x = 440,493.98 × 175,961.54
  4. Step 4: Simplify right side
    319,196.37x = 77,509,999,081.53
  5. Step 5: Solve for x
    x = 77,509,999,081.53/319,196.37
  6. Step 6: Final answer
    x = 242,828.57

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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.