Home / 240,564.32-331,976.70-133,131.62

Finding the Fourth Proportional to 240,564.32, 331,976.70 and 133,131.62

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Solution

The fourth proportional to 240,564.32, 331,976.70 and 133,131.62 is: 183,720.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,564.32 : 331,976.70 = 133,131.62 : x
  2. Step 2: Convert to fraction form
    240,564.32/331,976.70 = 133,131.62/x
  3. Step 3: Cross multiply
    240,564.32x = 331,976.70 × 133,131.62
  4. Step 4: Simplify right side
    240,564.32x = 44,196,595,873.25
  5. Step 5: Solve for x
    x = 44,196,595,873.25/240,564.32
  6. Step 6: Final answer
    x = 183,720.49

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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.