Home / 267,629.70-401,444.55-109,805.70

Finding the Fourth Proportional to 267,629.70, 401,444.55 and 109,805.70

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Solution

The fourth proportional to 267,629.70, 401,444.55 and 109,805.70 is: 164,708.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,629.70 : 401,444.55 = 109,805.70 : x
  2. Step 2: Convert to fraction form
    267,629.70/401,444.55 = 109,805.70/x
  3. Step 3: Cross multiply
    267,629.70x = 401,444.55 × 109,805.70
  4. Step 4: Simplify right side
    267,629.70x = 44,080,899,823.94
  5. Step 5: Solve for x
    x = 44,080,899,823.94/267,629.70
  6. Step 6: Final answer
    x = 164,708.55

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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.