Home / 267,880.40-369,697.64-147,042.15

Finding the Fourth Proportional to 267,880.40, 369,697.64 and 147,042.15

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Solution

The fourth proportional to 267,880.40, 369,697.64 and 147,042.15 is: 202,930.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,880.40 : 369,697.64 = 147,042.15 : x
  2. Step 2: Convert to fraction form
    267,880.40/369,697.64 = 147,042.15/x
  3. Step 3: Cross multiply
    267,880.40x = 369,697.64 × 147,042.15
  4. Step 4: Simplify right side
    267,880.40x = 54,361,135,100.32
  5. Step 5: Solve for x
    x = 54,361,135,100.32/267,880.40
  6. Step 6: Final answer
    x = 202,930.62

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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.