Home / 267,558.12-369,227.16-154,378.44

Finding the Fourth Proportional to 267,558.12, 369,227.16 and 154,378.44

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Solution

The fourth proportional to 267,558.12, 369,227.16 and 154,378.44 is: 213,040.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,558.12 : 369,227.16 = 154,378.44 : x
  2. Step 2: Convert to fraction form
    267,558.12/369,227.16 = 154,378.44/x
  3. Step 3: Cross multiply
    267,558.12x = 369,227.16 × 154,378.44
  4. Step 4: Simplify right side
    267,558.12x = 57,000,712,966.43
  5. Step 5: Solve for x
    x = 57,000,712,966.43/267,558.12
  6. Step 6: Final answer
    x = 213,040.49

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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.