Home / 190,432.40-262,880.42-133,296.11

Finding the Fourth Proportional to 190,432.40, 262,880.42 and 133,296.11

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Solution

The fourth proportional to 190,432.40, 262,880.42 and 133,296.11 is: 184,007.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,432.40 : 262,880.42 = 133,296.11 : x
  2. Step 2: Convert to fraction form
    190,432.40/262,880.42 = 133,296.11/x
  3. Step 3: Cross multiply
    190,432.40x = 262,880.42 × 133,296.11
  4. Step 4: Simplify right side
    190,432.40x = 35,040,936,714.69
  5. Step 5: Solve for x
    x = 35,040,936,714.69/190,432.40
  6. Step 6: Final answer
    x = 184,007.23

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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.