Home / 29,054.80-43,560.60-12,401.20

Finding the Fourth Proportional to 29,054.80, 43,560.60 and 12,401.20

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Solution

The fourth proportional to 29,054.80, 43,560.60 and 12,401.20 is: 18,592.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,054.80 : 43,560.60 = 12,401.20 : x
  2. Step 2: Convert to fraction form
    29,054.80/43,560.60 = 12,401.20/x
  3. Step 3: Cross multiply
    29,054.80x = 43,560.60 × 12,401.20
  4. Step 4: Simplify right side
    29,054.80x = 540,203,712.72
  5. Step 5: Solve for x
    x = 540,203,712.72/29,054.80
  6. Step 6: Final answer
    x = 18,592.58

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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.