Home / 183,947.95-253,940.03-120,382.84

Finding the Fourth Proportional to 183,947.95, 253,940.03 and 120,382.84

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Solution

The fourth proportional to 183,947.95, 253,940.03 and 120,382.84 is: 166,188.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,947.95 : 253,940.03 = 120,382.84 : x
  2. Step 2: Convert to fraction form
    183,947.95/253,940.03 = 120,382.84/x
  3. Step 3: Cross multiply
    183,947.95x = 253,940.03 × 120,382.84
  4. Step 4: Simplify right side
    183,947.95x = 30,570,022,001.09
  5. Step 5: Solve for x
    x = 30,570,022,001.09/183,947.95
  6. Step 6: Final answer
    x = 166,188.44

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1.5x scale

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.