Home / 169,087.12-253,635.33-50,758.49

Finding the Fourth Proportional to 169,087.12, 253,635.33 and 50,758.49

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Solution

The fourth proportional to 169,087.12, 253,635.33 and 50,758.49 is: 76,139.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,087.12 : 253,635.33 = 50,758.49 : x
  2. Step 2: Convert to fraction form
    169,087.12/253,635.33 = 50,758.49/x
  3. Step 3: Cross multiply
    169,087.12x = 253,635.33 × 50,758.49
  4. Step 4: Simplify right side
    169,087.12x = 12,874,146,361.45
  5. Step 5: Solve for x
    x = 12,874,146,361.45/169,087.12
  6. Step 6: Final answer
    x = 76,139.13

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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.