Home / 183,913.92-253,824.66-112,278.60

Finding the Fourth Proportional to 183,913.92, 253,824.66 and 112,278.60

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Solution

The fourth proportional to 183,913.92, 253,824.66 and 112,278.60 is: 154,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,913.92 : 253,824.66 = 112,278.60 : x
  2. Step 2: Convert to fraction form
    183,913.92/253,824.66 = 112,278.60/x
  3. Step 3: Cross multiply
    183,913.92x = 253,824.66 × 112,278.60
  4. Step 4: Simplify right side
    183,913.92x = 28,499,077,470.28
  5. Step 5: Solve for x
    x = 28,499,077,470.28/183,913.92
  6. Step 6: Final answer
    x = 154,958.78

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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.