Home / 227,084.72-313,361.87-136,444.50

Finding the Fourth Proportional to 227,084.72, 313,361.87 and 136,444.50

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Solution

The fourth proportional to 227,084.72, 313,361.87 and 136,444.50 is: 188,284.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,084.72 : 313,361.87 = 136,444.50 : x
  2. Step 2: Convert to fraction form
    227,084.72/313,361.87 = 136,444.50/x
  3. Step 3: Cross multiply
    227,084.72x = 313,361.87 × 136,444.50
  4. Step 4: Simplify right side
    227,084.72x = 42,756,502,988.99
  5. Step 5: Solve for x
    x = 42,756,502,988.99/227,084.72
  6. Step 6: Final answer
    x = 188,284.37

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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.