Home / 267,336.09-368,972.55-154,158.84

Finding the Fourth Proportional to 267,336.09, 368,972.55 and 154,158.84

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Solution

The fourth proportional to 267,336.09, 368,972.55 and 154,158.84 is: 212,767.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,336.09 : 368,972.55 = 154,158.84 : x
  2. Step 2: Convert to fraction form
    267,336.09/368,972.55 = 154,158.84/x
  3. Step 3: Cross multiply
    267,336.09x = 368,972.55 × 154,158.84
  4. Step 4: Simplify right side
    267,336.09x = 56,880,380,299.84
  5. Step 5: Solve for x
    x = 56,880,380,299.84/267,336.09
  6. Step 6: Final answer
    x = 212,767.31

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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.