Home / 214,990.48-296,608.26-130,076.56

Finding the Fourth Proportional to 214,990.48, 296,608.26 and 130,076.56

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Solution

The fourth proportional to 214,990.48, 296,608.26 and 130,076.56 is: 179,458.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,990.48 : 296,608.26 = 130,076.56 : x
  2. Step 2: Convert to fraction form
    214,990.48/296,608.26 = 130,076.56/x
  3. Step 3: Cross multiply
    214,990.48x = 296,608.26 × 130,076.56
  4. Step 4: Simplify right side
    214,990.48x = 38,581,782,128.39
  5. Step 5: Solve for x
    x = 38,581,782,128.39/214,990.48
  6. Step 6: Final answer
    x = 179,458.10

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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.