Home / 202,350.42-279,245.84-111,706.44

Finding the Fourth Proportional to 202,350.42, 279,245.84 and 111,706.44

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Solution

The fourth proportional to 202,350.42, 279,245.84 and 111,706.44 is: 154,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,350.42 : 279,245.84 = 111,706.44 : x
  2. Step 2: Convert to fraction form
    202,350.42/279,245.84 = 111,706.44/x
  3. Step 3: Cross multiply
    202,350.42x = 279,245.84 × 111,706.44
  4. Step 4: Simplify right side
    202,350.42x = 31,193,559,421.70
  5. Step 5: Solve for x
    x = 31,193,559,421.70/202,350.42
  6. Step 6: Final answer
    x = 154,156.14

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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.