Home / 214,923.78-296,622.09-130,041.54

Finding the Fourth Proportional to 214,923.78, 296,622.09 and 130,041.54

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Solution

The fourth proportional to 214,923.78, 296,622.09 and 130,041.54 is: 179,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,923.78 : 296,622.09 = 130,041.54 : x
  2. Step 2: Convert to fraction form
    214,923.78/296,622.09 = 130,041.54/x
  3. Step 3: Cross multiply
    214,923.78x = 296,622.09 × 130,041.54
  4. Step 4: Simplify right side
    214,923.78x = 38,573,193,381.62
  5. Step 5: Solve for x
    x = 38,573,193,381.62/214,923.78
  6. Step 6: Final answer
    x = 179,473.83

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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.