Home / 183,137.53-275,127.31-129,226.29

Finding the Fourth Proportional to 183,137.53, 275,127.31 and 129,226.29

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Solution

The fourth proportional to 183,137.53, 275,127.31 and 129,226.29 is: 194,136.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,137.53 : 275,127.31 = 129,226.29 : x
  2. Step 2: Convert to fraction form
    183,137.53/275,127.31 = 129,226.29/x
  3. Step 3: Cross multiply
    183,137.53x = 275,127.31 × 129,226.29
  4. Step 4: Simplify right side
    183,137.53x = 35,553,681,548.98
  5. Step 5: Solve for x
    x = 35,553,681,548.98/183,137.53
  6. Step 6: Final answer
    x = 194,136.51

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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.