Home / 194,721.54-292,084.65-68,364.96

Finding the Fourth Proportional to 194,721.54, 292,084.65 and 68,364.96

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Solution

The fourth proportional to 194,721.54, 292,084.65 and 68,364.96 is: 102,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,721.54 : 292,084.65 = 68,364.96 : x
  2. Step 2: Convert to fraction form
    194,721.54/292,084.65 = 68,364.96/x
  3. Step 3: Cross multiply
    194,721.54x = 292,084.65 × 68,364.96
  4. Step 4: Simplify right side
    194,721.54x = 19,968,355,413.86
  5. Step 5: Solve for x
    x = 19,968,355,413.86/194,721.54
  6. Step 6: Final answer
    x = 102,548.26

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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.