Home / 344,106.73-516,042.43-130,823.20

Finding the Fourth Proportional to 344,106.73, 516,042.43 and 130,823.20

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Solution

The fourth proportional to 344,106.73, 516,042.43 and 130,823.20 is: 196,190.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,106.73 : 516,042.43 = 130,823.20 : x
  2. Step 2: Convert to fraction form
    344,106.73/516,042.43 = 130,823.20/x
  3. Step 3: Cross multiply
    344,106.73x = 516,042.43 × 130,823.20
  4. Step 4: Simplify right side
    344,106.73x = 67,510,322,028.38
  5. Step 5: Solve for x
    x = 67,510,322,028.38/344,106.73
  6. Step 6: Final answer
    x = 196,190.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.