Home / 183,996.36-253,959.68-112,436.64

Finding the Fourth Proportional to 183,996.36, 253,959.68 and 112,436.64

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Solution

The fourth proportional to 183,996.36, 253,959.68 and 112,436.64 is: 155,189.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,996.36 : 253,959.68 = 112,436.64 : x
  2. Step 2: Convert to fraction form
    183,996.36/253,959.68 = 112,436.64/x
  3. Step 3: Cross multiply
    183,996.36x = 253,959.68 × 112,436.64
  4. Step 4: Simplify right side
    183,996.36x = 28,554,373,114.68
  5. Step 5: Solve for x
    x = 28,554,373,114.68/183,996.36
  6. Step 6: Final answer
    x = 155,189.88

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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.