Home / 29,181.20-43,771.80-9,460.40

Finding the Fourth Proportional to 29,181.20, 43,771.80 and 9,460.40

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Solution

The fourth proportional to 29,181.20, 43,771.80 and 9,460.40 is: 14,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,181.20 : 43,771.80 = 9,460.40 : x
  2. Step 2: Convert to fraction form
    29,181.20/43,771.80 = 9,460.40/x
  3. Step 3: Cross multiply
    29,181.20x = 43,771.80 × 9,460.40
  4. Step 4: Simplify right side
    29,181.20x = 414,098,736.72
  5. Step 5: Solve for x
    x = 414,098,736.72/29,181.20
  6. Step 6: Final answer
    x = 14,190.60

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1.5x scale

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.