Home / 190,517.86-285,784.08-96,914.26

Finding the Fourth Proportional to 190,517.86, 285,784.08 and 96,914.26

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Solution

The fourth proportional to 190,517.86, 285,784.08 and 96,914.26 is: 145,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,517.86 : 285,784.08 = 96,914.26 : x
  2. Step 2: Convert to fraction form
    190,517.86/285,784.08 = 96,914.26/x
  3. Step 3: Cross multiply
    190,517.86x = 285,784.08 × 96,914.26
  4. Step 4: Simplify right side
    190,517.86x = 27,696,552,632.98
  5. Step 5: Solve for x
    x = 27,696,552,632.98/190,517.86
  6. Step 6: Final answer
    x = 145,375.10

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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.