Home / 188,998.14-260,513.37-127,725.15

Finding the Fourth Proportional to 188,998.14, 260,513.37 and 127,725.15

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Solution

The fourth proportional to 188,998.14, 260,513.37 and 127,725.15 is: 176,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,998.14 : 260,513.37 = 127,725.15 : x
  2. Step 2: Convert to fraction form
    188,998.14/260,513.37 = 127,725.15/x
  3. Step 3: Cross multiply
    188,998.14x = 260,513.37 × 127,725.15
  4. Step 4: Simplify right side
    188,998.14x = 33,274,109,260.26
  5. Step 5: Solve for x
    x = 33,274,109,260.26/188,998.14
  6. Step 6: Final answer
    x = 176,055.22

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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.