Home / 127,195.36-189,754.12-116,908.32

Finding the Fourth Proportional to 127,195.36, 189,754.12 and 116,908.32

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Solution

The fourth proportional to 127,195.36, 189,754.12 and 116,908.32 is: 174,407.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,195.36 : 189,754.12 = 116,908.32 : x
  2. Step 2: Convert to fraction form
    127,195.36/189,754.12 = 116,908.32/x
  3. Step 3: Cross multiply
    127,195.36x = 189,754.12 × 116,908.32
  4. Step 4: Simplify right side
    127,195.36x = 22,183,835,382.28
  5. Step 5: Solve for x
    x = 22,183,835,382.28/127,195.36
  6. Step 6: Final answer
    x = 174,407.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.