Home / 183,450.08-253,138.56-107,984

Finding the Fourth Proportional to 183,450.08, 253,138.56 and 107,984

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Solution

The fourth proportional to 183,450.08, 253,138.56 and 107,984 is: 149,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,450.08 : 253,138.56 = 107,984 : x
  2. Step 2: Convert to fraction form
    183,450.08/253,138.56 = 107,984/x
  3. Step 3: Cross multiply
    183,450.08x = 253,138.56 × 107,984
  4. Step 4: Simplify right side
    183,450.08x = 27,334,914,263.04
  5. Step 5: Solve for x
    x = 27,334,914,263.04/183,450.08
  6. Step 6: Final answer
    x = 149,004.65

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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.