Home / 188,084.48-259,628.84-127,682.12

Finding the Fourth Proportional to 188,084.48, 259,628.84 and 127,682.12

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Solution

The fourth proportional to 188,084.48, 259,628.84 and 127,682.12 is: 176,250.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,084.48 : 259,628.84 = 127,682.12 : x
  2. Step 2: Convert to fraction form
    188,084.48/259,628.84 = 127,682.12/x
  3. Step 3: Cross multiply
    188,084.48x = 259,628.84 × 127,682.12
  4. Step 4: Simplify right side
    188,084.48x = 33,149,960,704.34
  5. Step 5: Solve for x
    x = 33,149,960,704.34/188,084.48
  6. Step 6: Final answer
    x = 176,250.38

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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.