Home / 299,973.18-449,915.52-110,389.51

Finding the Fourth Proportional to 299,973.18, 449,915.52 and 110,389.51

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Solution

The fourth proportional to 299,973.18, 449,915.52 and 110,389.51 is: 165,567.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,973.18 : 449,915.52 = 110,389.51 : x
  2. Step 2: Convert to fraction form
    299,973.18/449,915.52 = 110,389.51/x
  3. Step 3: Cross multiply
    299,973.18x = 449,915.52 × 110,389.51
  4. Step 4: Simplify right side
    299,973.18x = 49,665,954,770.55
  5. Step 5: Solve for x
    x = 49,665,954,770.55/299,973.18
  6. Step 6: Final answer
    x = 165,567.98

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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.