Home / 154,334.36-231,495.98-40,481.26

Finding the Fourth Proportional to 154,334.36, 231,495.98 and 40,481.26

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Solution

The fourth proportional to 154,334.36, 231,495.98 and 40,481.26 is: 60,720.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,334.36 : 231,495.98 = 40,481.26 : x
  2. Step 2: Convert to fraction form
    154,334.36/231,495.98 = 40,481.26/x
  3. Step 3: Cross multiply
    154,334.36x = 231,495.98 × 40,481.26
  4. Step 4: Simplify right side
    154,334.36x = 9,371,249,872.95
  5. Step 5: Solve for x
    x = 9,371,249,872.95/154,334.36
  6. Step 6: Final answer
    x = 60,720.44

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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.